Move xfa/src up to xfa/.

This CL moves the xfa/src files up to the xfa/ directory and fixes the includes,
include guards, and build files.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1803723002 .

11 files changed, 2117 insertions, 0 deletions

diff --git a/xfa/fxjse/class.cpp b/xfa/fxjse/class.cpp
new file mode 100644
index 0000000000..e87fbbfaf9
--- /dev/null
+++ b/xfa/fxjse/class.cpp
@@ -0,0 +1,348 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "xfa/fxjse/class.h"
+
+#include "xfa/fxjse/context.h"
+#include "xfa/fxjse/scope_inline.h"
+#include "xfa/fxjse/util_inline.h"
+#include "xfa/fxjse/value.h"
+
+static void FXJSE_V8ConstructorCallback_Wrapper(
+    const v8::FunctionCallbackInfo<v8::Value>& info);
+static void FXJSE_V8FunctionCallback_Wrapper(
+    const v8::FunctionCallbackInfo<v8::Value>& info);
+static void FXJSE_V8GetterCallback_Wrapper(
+    v8::Local<v8::String> property,
+    const v8::PropertyCallbackInfo<v8::Value>& info);
+static void FXJSE_V8SetterCallback_Wrapper(
+    v8::Local<v8::String> property,
+    v8::Local<v8::Value> value,
+    const v8::PropertyCallbackInfo<void>& info);
+
+void FXJSE_DefineFunctions(FXJSE_HCONTEXT hContext,
+                           const FXJSE_FUNCTION* lpFunctions,
+                           int nNum) {
+  CFXJSE_Context* lpContext = reinterpret_cast<CFXJSE_Context*>(hContext);
+  ASSERT(lpContext);
+  CFXJSE_ScopeUtil_IsolateHandleContext scope(lpContext);
+  v8::Isolate* pIsolate = lpContext->GetRuntime();
+  v8::Local<v8::Object> hGlobalObject =
+      FXJSE_GetGlobalObjectFromContext(scope.GetLocalContext());
+  for (int32_t i = 0; i < nNum; i++) {
+    v8::Maybe<bool> maybe_success = hGlobalObject->DefineOwnProperty(
+        scope.GetLocalContext(),
+        v8::String::NewFromUtf8(pIsolate, lpFunctions[i].name),
+        v8::Function::New(
+            pIsolate, FXJSE_V8FunctionCallback_Wrapper,
+            v8::External::New(pIsolate,
+                              const_cast<FXJSE_FUNCTION*>(lpFunctions + i))),
+        static_cast<v8::PropertyAttribute>(v8::ReadOnly | v8::DontDelete));
+    if (!maybe_success.FromMaybe(false))
+      return;
+  }
+}
+
+FXJSE_HCLASS FXJSE_DefineClass(FXJSE_HCONTEXT hContext,
+                               const FXJSE_CLASS* lpClass) {
+  CFXJSE_Context* lpContext = reinterpret_cast<CFXJSE_Context*>(hContext);
+  ASSERT(lpContext);
+  return reinterpret_cast<FXJSE_HCLASS>(
+      CFXJSE_Class::Create(lpContext, lpClass, FALSE));
+}
+
+FXJSE_HCLASS FXJSE_GetClass(FXJSE_HCONTEXT hContext,
+                            const CFX_ByteStringC& szName) {
+  return reinterpret_cast<FXJSE_HCLASS>(CFXJSE_Class::GetClassFromContext(
+      reinterpret_cast<CFXJSE_Context*>(hContext), szName));
+}
+
+static void FXJSE_V8FunctionCallback_Wrapper(
+    const v8::FunctionCallbackInfo<v8::Value>& info) {
+  const FXJSE_FUNCTION* lpFunctionInfo =
+      static_cast<FXJSE_FUNCTION*>(info.Data().As<v8::External>()->Value());
+  if (!lpFunctionInfo) {
+    return;
+  }
+  CFX_ByteStringC szFunctionName(lpFunctionInfo->name);
+  CFXJSE_Value* lpThisValue = CFXJSE_Value::Create(info.GetIsolate());
+  lpThisValue->ForceSetValue(info.This());
+  CFXJSE_Value* lpRetValue = CFXJSE_Value::Create(info.GetIsolate());
+  CFXJSE_ArgumentsImpl impl = {&info, lpRetValue};
+  lpFunctionInfo->callbackProc(reinterpret_cast<FXJSE_HOBJECT>(lpThisValue),
+                               szFunctionName,
+                               reinterpret_cast<CFXJSE_Arguments&>(impl));
+  if (!lpRetValue->DirectGetValue().IsEmpty()) {
+    info.GetReturnValue().Set(lpRetValue->DirectGetValue());
+  }
+  delete lpRetValue;
+  lpRetValue = NULL;
+  delete lpThisValue;
+  lpThisValue = NULL;
+}
+
+static void FXJSE_V8ClassGlobalConstructorCallback_Wrapper(
+    const v8::FunctionCallbackInfo<v8::Value>& info) {
+  const FXJSE_CLASS* lpClassDefinition =
+      static_cast<FXJSE_CLASS*>(info.Data().As<v8::External>()->Value());
+  if (!lpClassDefinition) {
+    return;
+  }
+  CFX_ByteStringC szFunctionName(lpClassDefinition->name);
+  CFXJSE_Value* lpThisValue = CFXJSE_Value::Create(info.GetIsolate());
+  lpThisValue->ForceSetValue(info.This());
+  CFXJSE_Value* lpRetValue = CFXJSE_Value::Create(info.GetIsolate());
+  CFXJSE_ArgumentsImpl impl = {&info, lpRetValue};
+  lpClassDefinition->constructor(reinterpret_cast<FXJSE_HOBJECT>(lpThisValue),
+                                 szFunctionName,
+                                 reinterpret_cast<CFXJSE_Arguments&>(impl));
+  if (!lpRetValue->DirectGetValue().IsEmpty()) {
+    info.GetReturnValue().Set(lpRetValue->DirectGetValue());
+  }
+  delete lpRetValue;
+  lpRetValue = NULL;
+  delete lpThisValue;
+  lpThisValue = NULL;
+}
+
+static void FXJSE_V8GetterCallback_Wrapper(
+    v8::Local<v8::String> property,
+    const v8::PropertyCallbackInfo<v8::Value>& info) {
+  const FXJSE_PROPERTY* lpPropertyInfo =
+      static_cast<FXJSE_PROPERTY*>(info.Data().As<v8::External>()->Value());
+  if (!lpPropertyInfo) {
+    return;
+  }
+  CFX_ByteStringC szPropertyName(lpPropertyInfo->name);
+  CFXJSE_Value* lpThisValue = CFXJSE_Value::Create(info.GetIsolate());
+  CFXJSE_Value* lpPropValue = CFXJSE_Value::Create(info.GetIsolate());
+  lpThisValue->ForceSetValue(info.This());
+  lpPropertyInfo->getProc(reinterpret_cast<FXJSE_HOBJECT>(lpThisValue),
+                          szPropertyName,
+                          reinterpret_cast<FXJSE_HVALUE>(lpPropValue));
+  info.GetReturnValue().Set(lpPropValue->DirectGetValue());
+  delete lpThisValue;
+  lpThisValue = NULL;
+  delete lpPropValue;
+  lpPropValue = NULL;
+}
+
+static void FXJSE_V8SetterCallback_Wrapper(
+    v8::Local<v8::String> property,
+    v8::Local<v8::Value> value,
+    const v8::PropertyCallbackInfo<void>& info) {
+  const FXJSE_PROPERTY* lpPropertyInfo =
+      static_cast<FXJSE_PROPERTY*>(info.Data().As<v8::External>()->Value());
+  if (!lpPropertyInfo) {
+    return;
+  }
+  CFX_ByteStringC szPropertyName(lpPropertyInfo->name);
+  CFXJSE_Value* lpThisValue = CFXJSE_Value::Create(info.GetIsolate());
+  CFXJSE_Value* lpPropValue = CFXJSE_Value::Create(info.GetIsolate());
+  lpThisValue->ForceSetValue(info.This());
+  lpPropValue->ForceSetValue(value);
+  lpPropertyInfo->setProc(reinterpret_cast<FXJSE_HOBJECT>(lpThisValue),
+                          szPropertyName,
+                          reinterpret_cast<FXJSE_HVALUE>(lpPropValue));
+  delete lpThisValue;
+  lpThisValue = NULL;
+  delete lpPropValue;
+  lpPropValue = NULL;
+}
+
+static void FXJSE_V8ConstructorCallback_Wrapper(
+    const v8::FunctionCallbackInfo<v8::Value>& info) {
+  const FXJSE_CLASS* lpClassDefinition =
+      static_cast<FXJSE_CLASS*>(info.Data().As<v8::External>()->Value());
+  if (!lpClassDefinition) {
+    return;
+  }
+  FXSYS_assert(info.This()->InternalFieldCount());
+  info.This()->SetAlignedPointerInInternalField(0, NULL);
+}
+
+FXJSE_HRUNTIME CFXJSE_Arguments::GetRuntime() const {
+  const CFXJSE_ArgumentsImpl* lpArguments =
+      reinterpret_cast<const CFXJSE_ArgumentsImpl* const>(this);
+  return reinterpret_cast<FXJSE_HRUNTIME>(
+      lpArguments->m_pRetValue->GetIsolate());
+}
+
+int32_t CFXJSE_Arguments::GetLength() const {
+  const CFXJSE_ArgumentsImpl* lpArguments =
+      reinterpret_cast<const CFXJSE_ArgumentsImpl* const>(this);
+  return lpArguments->m_pInfo->Length();
+}
+
+FXJSE_HVALUE CFXJSE_Arguments::GetValue(int32_t index) const {
+  const CFXJSE_ArgumentsImpl* lpArguments =
+      reinterpret_cast<const CFXJSE_ArgumentsImpl* const>(this);
+  CFXJSE_Value* lpArgValue = CFXJSE_Value::Create(v8::Isolate::GetCurrent());
+  ASSERT(lpArgValue);
+  lpArgValue->ForceSetValue((*lpArguments->m_pInfo)[index]);
+  return reinterpret_cast<FXJSE_HVALUE>(lpArgValue);
+}
+
+FX_BOOL CFXJSE_Arguments::GetBoolean(int32_t index) const {
+  const CFXJSE_ArgumentsImpl* lpArguments =
+      reinterpret_cast<const CFXJSE_ArgumentsImpl* const>(this);
+  return (*lpArguments->m_pInfo)[index]->BooleanValue();
+}
+
+int32_t CFXJSE_Arguments::GetInt32(int32_t index) const {
+  const CFXJSE_ArgumentsImpl* lpArguments =
+      reinterpret_cast<const CFXJSE_ArgumentsImpl* const>(this);
+  return static_cast<int32_t>((*lpArguments->m_pInfo)[index]->NumberValue());
+}
+
+FX_FLOAT CFXJSE_Arguments::GetFloat(int32_t index) const {
+  const CFXJSE_ArgumentsImpl* lpArguments =
+      reinterpret_cast<const CFXJSE_ArgumentsImpl* const>(this);
+  return static_cast<FX_FLOAT>((*lpArguments->m_pInfo)[index]->NumberValue());
+}
+
+CFX_ByteString CFXJSE_Arguments::GetUTF8String(int32_t index) const {
+  const CFXJSE_ArgumentsImpl* lpArguments =
+      reinterpret_cast<const CFXJSE_ArgumentsImpl* const>(this);
+  v8::Local<v8::String> hString = (*lpArguments->m_pInfo)[index]->ToString();
+  v8::String::Utf8Value szStringVal(hString);
+  return CFX_ByteString(*szStringVal);
+}
+
+void* CFXJSE_Arguments::GetObject(int32_t index, FXJSE_HCLASS hClass) const {
+  const CFXJSE_ArgumentsImpl* lpArguments =
+      reinterpret_cast<const CFXJSE_ArgumentsImpl* const>(this);
+  v8::Local<v8::Value> hValue = (*lpArguments->m_pInfo)[index];
+  ASSERT(!hValue.IsEmpty());
+  if (!hValue->IsObject()) {
+    return NULL;
+  }
+  CFXJSE_Class* lpClass = reinterpret_cast<CFXJSE_Class*>(hClass);
+  return FXJSE_RetrieveObjectBinding(hValue.As<v8::Object>(), lpClass);
+}
+
+FXJSE_HVALUE CFXJSE_Arguments::GetReturnValue() {
+  const CFXJSE_ArgumentsImpl* lpArguments =
+      reinterpret_cast<const CFXJSE_ArgumentsImpl* const>(this);
+  return reinterpret_cast<FXJSE_HVALUE>(lpArguments->m_pRetValue);
+}
+static void FXJSE_Context_GlobalObjToString(
+    const v8::FunctionCallbackInfo<v8::Value>& info) {
+  const FXJSE_CLASS* lpClass =
+      static_cast<FXJSE_CLASS*>(info.Data().As<v8::External>()->Value());
+  if (!lpClass) {
+    return;
+  }
+  if (info.This() == info.Holder() && lpClass->name) {
+    CFX_ByteString szStringVal;
+    szStringVal.Format("[object %s]", lpClass->name);
+    info.GetReturnValue().Set(v8::String::NewFromUtf8(
+        info.GetIsolate(), (const FX_CHAR*)szStringVal,
+        v8::String::kNormalString, szStringVal.GetLength()));
+  } else {
+    v8::Local<v8::String> local_str =
+        info.This()
+            ->ObjectProtoToString(info.GetIsolate()->GetCurrentContext())
+            .FromMaybe(v8::Local<v8::String>());
+    info.GetReturnValue().Set(local_str);
+  }
+}
+
+CFXJSE_Class* CFXJSE_Class::Create(CFXJSE_Context* lpContext,
+                                   const FXJSE_CLASS* lpClassDefinition,
+                                   FX_BOOL bIsJSGlobal) {
+  if (!lpContext || !lpClassDefinition) {
+    return NULL;
+  }
+  CFXJSE_Class* pClass =
+      GetClassFromContext(lpContext, lpClassDefinition->name);
+  if (pClass) {
+    return pClass;
+  }
+  v8::Isolate* pIsolate = lpContext->m_pIsolate;
+  pClass = new CFXJSE_Class(lpContext);
+  pClass->m_szClassName = lpClassDefinition->name;
+  pClass->m_lpClassDefinition = lpClassDefinition;
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(pIsolate);
+  v8::Local<v8::FunctionTemplate> hFunctionTemplate = v8::FunctionTemplate::New(
+      pIsolate, bIsJSGlobal ? 0 : FXJSE_V8ConstructorCallback_Wrapper,
+      v8::External::New(pIsolate, const_cast<FXJSE_CLASS*>(lpClassDefinition)));
+  hFunctionTemplate->SetClassName(
+      v8::String::NewFromUtf8(pIsolate, lpClassDefinition->name));
+  hFunctionTemplate->InstanceTemplate()->SetInternalFieldCount(1);
+  v8::Local<v8::ObjectTemplate> hObjectTemplate =
+      hFunctionTemplate->InstanceTemplate();
+  SetUpNamedPropHandler(pIsolate, hObjectTemplate, lpClassDefinition);
+
+  if (lpClassDefinition->propNum) {
+    for (int32_t i = 0; i < lpClassDefinition->propNum; i++) {
+      hObjectTemplate->SetNativeDataProperty(
+          v8::String::NewFromUtf8(pIsolate,
+                                  lpClassDefinition->properties[i].name),
+          lpClassDefinition->properties[i].getProc
+              ? FXJSE_V8GetterCallback_Wrapper
+              : NULL,
+          lpClassDefinition->properties[i].setProc
+              ? FXJSE_V8SetterCallback_Wrapper
+              : NULL,
+          v8::External::New(pIsolate, const_cast<FXJSE_PROPERTY*>(
+                                          lpClassDefinition->properties + i)),
+          static_cast<v8::PropertyAttribute>(v8::DontDelete));
+    }
+  }
+  if (lpClassDefinition->methNum) {
+    for (int32_t i = 0; i < lpClassDefinition->methNum; i++) {
+      hObjectTemplate->Set(
+          v8::String::NewFromUtf8(pIsolate, lpClassDefinition->methods[i].name),
+          v8::FunctionTemplate::New(
+              pIsolate, FXJSE_V8FunctionCallback_Wrapper,
+              v8::External::New(pIsolate, const_cast<FXJSE_FUNCTION*>(
+                                              lpClassDefinition->methods + i))),
+          static_cast<v8::PropertyAttribute>(v8::ReadOnly | v8::DontDelete));
+    }
+  }
+  if (lpClassDefinition->constructor) {
+    if (bIsJSGlobal) {
+      hObjectTemplate->Set(
+          v8::String::NewFromUtf8(pIsolate, lpClassDefinition->name),
+          v8::FunctionTemplate::New(
+              pIsolate, FXJSE_V8ClassGlobalConstructorCallback_Wrapper,
+              v8::External::New(pIsolate,
+                                const_cast<FXJSE_CLASS*>(lpClassDefinition))),
+          static_cast<v8::PropertyAttribute>(v8::ReadOnly | v8::DontDelete));
+    } else {
+      v8::Local<v8::Context> hLocalContext =
+          v8::Local<v8::Context>::New(pIsolate, lpContext->m_hContext);
+      FXJSE_GetGlobalObjectFromContext(hLocalContext)
+          ->Set(v8::String::NewFromUtf8(pIsolate, lpClassDefinition->name),
+                v8::Function::New(
+                    pIsolate, FXJSE_V8ClassGlobalConstructorCallback_Wrapper,
+                    v8::External::New(pIsolate, const_cast<FXJSE_CLASS*>(
+                                                    lpClassDefinition))));
+    }
+  }
+  if (bIsJSGlobal) {
+    hObjectTemplate->Set(
+        v8::String::NewFromUtf8(pIsolate, "toString"),
+        v8::FunctionTemplate::New(
+            pIsolate, FXJSE_Context_GlobalObjToString,
+            v8::External::New(pIsolate,
+                              const_cast<FXJSE_CLASS*>(lpClassDefinition))));
+  }
+  pClass->m_hTemplate.Reset(lpContext->m_pIsolate, hFunctionTemplate);
+  lpContext->m_rgClasses.Add(pClass);
+  return pClass;
+}
+CFXJSE_Class* CFXJSE_Class::GetClassFromContext(CFXJSE_Context* pContext,
+                                                const CFX_ByteStringC& szName) {
+  for (int count = pContext->m_rgClasses.GetSize(), i = 0; i < count; i++) {
+    CFXJSE_Class* pClass = pContext->m_rgClasses[i];
+    if (pClass->m_szClassName == szName) {
+      return pClass;
+    }
+  }
+  return NULL;
+}
diff --git a/xfa/fxjse/class.h b/xfa/fxjse/class.h
new file mode 100644
index 0000000000..e67a77a5c3
--- /dev/null
+++ b/xfa/fxjse/class.h
@@ -0,0 +1,49 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXJSE_CLASS_H_
+#define XFA_FXJSE_CLASS_H_
+
+#include "v8/include/v8.h"
+#include "xfa/include/fxjse/fxjse.h"
+
+class CFXJSE_Context;
+class CFXJSE_Value;
+
+class CFXJSE_Class {
+ protected:
+  CFXJSE_Class(CFXJSE_Context* lpContext)
+      : m_lpClassDefinition(nullptr), m_pContext(lpContext) {}
+
+ public:
+  inline CFXJSE_Context* GetContext() { return m_pContext; }
+  inline v8::Global<v8::FunctionTemplate>& GetTemplate() { return m_hTemplate; }
+
+ public:
+  static CFXJSE_Class* Create(CFXJSE_Context* pContext,
+                              const FXJSE_CLASS* lpClassDefintion,
+                              FX_BOOL bIsJSGlobal = FALSE);
+  static CFXJSE_Class* GetClassFromContext(CFXJSE_Context* pContext,
+                                           const CFX_ByteStringC& szName);
+  static void SetUpNamedPropHandler(
+      v8::Isolate* pIsolate,
+      v8::Local<v8::ObjectTemplate>& hObjectTemplate,
+      const FXJSE_CLASS* lpClassDefinition);
+
+ protected:
+  CFX_ByteString m_szClassName;
+  const FXJSE_CLASS* m_lpClassDefinition;
+  CFXJSE_Context* m_pContext;
+  v8::Global<v8::FunctionTemplate> m_hTemplate;
+  friend class CFXJSE_Context;
+  friend class CFXJSE_Value;
+};
+struct CFXJSE_ArgumentsImpl {
+  const v8::FunctionCallbackInfo<v8::Value>* m_pInfo;
+  CFXJSE_Value* m_pRetValue;
+};
+
+#endif  // XFA_FXJSE_CLASS_H_
diff --git a/xfa/fxjse/context.cpp b/xfa/fxjse/context.cpp
new file mode 100644
index 0000000000..1b46a792f2
--- /dev/null
+++ b/xfa/fxjse/context.cpp
@@ -0,0 +1,275 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "xfa/fxjse/context.h"
+
+#include "xfa/fxjse/class.h"
+#include "xfa/fxjse/scope_inline.h"
+#include "xfa/fxjse/util_inline.h"
+#include "xfa/fxjse/value.h"
+
+FXJSE_HCONTEXT FXJSE_Context_Create(FXJSE_HRUNTIME hRuntime,
+                                    const FXJSE_CLASS* lpGlobalClass,
+                                    void* lpGlobalObject) {
+  CFXJSE_Context* pContext = CFXJSE_Context::Create(
+      reinterpret_cast<v8::Isolate*>(hRuntime), lpGlobalClass, lpGlobalObject);
+  return reinterpret_cast<FXJSE_HCONTEXT>(pContext);
+}
+
+void FXJSE_Context_Release(FXJSE_HCONTEXT hContext) {
+  CFXJSE_Context* pContext = reinterpret_cast<CFXJSE_Context*>(hContext);
+  if (pContext) {
+    delete pContext;
+  }
+}
+
+FXJSE_HVALUE FXJSE_Context_GetGlobalObject(FXJSE_HCONTEXT hContext) {
+  CFXJSE_Context* pContext = reinterpret_cast<CFXJSE_Context*>(hContext);
+  if (!pContext) {
+    return NULL;
+  }
+  CFXJSE_Value* lpValue = CFXJSE_Value::Create(pContext->GetRuntime());
+  ASSERT(lpValue);
+  pContext->GetGlobalObject(lpValue);
+  return reinterpret_cast<FXJSE_HVALUE>(lpValue);
+}
+
+FXJSE_HRUNTIME FXJSE_Context_GetRuntime(FXJSE_HCONTEXT hContext) {
+  CFXJSE_Context* pContext = reinterpret_cast<CFXJSE_Context*>(hContext);
+  return pContext ? reinterpret_cast<FXJSE_HRUNTIME>(pContext->GetRuntime())
+                  : NULL;
+}
+
+static const FX_CHAR* szCompatibleModeScripts[] = {
+    "(function(global, list) {\n"
+    "  'use strict';\n"
+    "  var objname;\n"
+    "  for (objname in list) {\n"
+    "    var globalobj = global[objname];\n"
+    "    if (globalobj) {\n"
+    "      list[objname].forEach(function(name) {\n"
+    "        if (!globalobj[name]) {\n"
+    "          Object.defineProperty(globalobj, name, {\n"
+    "            writable: true,\n"
+    "            enumerable: false,\n"
+    "            value: (function(obj) {\n"
+    "              if (arguments.length === 0) {\n"
+    "                throw new TypeError('missing argument 0 when calling "
+    "                    function ' + objname + '.' + name);\n"
+    "              }\n"
+    "              return globalobj.prototype[name].apply(obj, "
+    "                  Array.prototype.slice.call(arguments, 1));\n"
+    "            })\n"
+    "          });\n"
+    "        }\n"
+    "      });\n"
+    "    }\n"
+    "  }\n"
+    "}(this, {String: ['substr', 'toUpperCase']}));"};
+void FXJSE_Context_EnableCompatibleMode(FXJSE_HCONTEXT hContext,
+                                        FX_DWORD dwCompatibleFlags) {
+  for (uint32_t i = 0; i < (uint32_t)FXJSE_COMPATIBLEMODEFLAGCOUNT; i++) {
+    if (dwCompatibleFlags & (1 << i)) {
+      FXJSE_ExecuteScript(hContext, szCompatibleModeScripts[i], NULL, NULL);
+    }
+  }
+}
+
+FX_BOOL FXJSE_ExecuteScript(FXJSE_HCONTEXT hContext,
+                            const FX_CHAR* szScript,
+                            FXJSE_HVALUE hRetValue,
+                            FXJSE_HVALUE hNewThisObject) {
+  CFXJSE_Context* pContext = reinterpret_cast<CFXJSE_Context*>(hContext);
+  ASSERT(pContext);
+  return pContext->ExecuteScript(
+      szScript, reinterpret_cast<CFXJSE_Value*>(hRetValue),
+      reinterpret_cast<CFXJSE_Value*>(hNewThisObject));
+}
+
+v8::Local<v8::Object> FXJSE_CreateReturnValue(v8::Isolate* pIsolate,
+                                              v8::TryCatch& trycatch) {
+  v8::Local<v8::Object> hReturnValue = v8::Object::New(pIsolate);
+  if (trycatch.HasCaught()) {
+    v8::Local<v8::Value> hException = trycatch.Exception();
+    v8::Local<v8::Message> hMessage = trycatch.Message();
+    if (hException->IsObject()) {
+      v8::Local<v8::Value> hValue;
+      hValue = hException.As<v8::Object>()->Get(
+          v8::String::NewFromUtf8(pIsolate, "name"));
+      if (hValue->IsString() || hValue->IsStringObject()) {
+        hReturnValue->Set(0, hValue);
+      } else {
+        hReturnValue->Set(0, v8::String::NewFromUtf8(pIsolate, "Error"));
+      }
+      hValue = hException.As<v8::Object>()->Get(
+          v8::String::NewFromUtf8(pIsolate, "message"));
+      if (hValue->IsString() || hValue->IsStringObject()) {
+        hReturnValue->Set(1, hValue);
+      } else {
+        hReturnValue->Set(1, hMessage->Get());
+      }
+    } else {
+      hReturnValue->Set(0, v8::String::NewFromUtf8(pIsolate, "Error"));
+      hReturnValue->Set(1, hMessage->Get());
+    }
+    hReturnValue->Set(2, hException);
+    hReturnValue->Set(3, v8::Integer::New(pIsolate, hMessage->GetLineNumber()));
+    hReturnValue->Set(4, hMessage->GetSourceLine());
+    v8::Maybe<int32_t> maybe_int =
+        hMessage->GetStartColumn(pIsolate->GetCurrentContext());
+    hReturnValue->Set(5, v8::Integer::New(pIsolate, maybe_int.FromMaybe(0)));
+    maybe_int = hMessage->GetEndColumn(pIsolate->GetCurrentContext());
+    hReturnValue->Set(6, v8::Integer::New(pIsolate, maybe_int.FromMaybe(0)));
+  }
+  return hReturnValue;
+}
+
+FX_BOOL FXJSE_ReturnValue_GetMessage(FXJSE_HVALUE hRetValue,
+                                     CFX_ByteString& utf8Name,
+                                     CFX_ByteString& utf8Message) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hRetValue);
+  if (!lpValue) {
+    return FALSE;
+  }
+  v8::Isolate* pIsolate = lpValue->GetIsolate();
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(pIsolate);
+  v8::Local<v8::Value> hValue =
+      v8::Local<v8::Value>::New(pIsolate, lpValue->DirectGetValue());
+  if (!hValue->IsObject()) {
+    return FALSE;
+  }
+  v8::String::Utf8Value hStringVal0(
+      hValue.As<v8::Object>()->Get(0)->ToString());
+  utf8Name = *hStringVal0;
+  v8::String::Utf8Value hStringVal1(
+      hValue.As<v8::Object>()->Get(1)->ToString());
+  utf8Message = *hStringVal1;
+  return TRUE;
+}
+
+FX_BOOL FXJSE_ReturnValue_GetLineInfo(FXJSE_HVALUE hRetValue,
+                                      int32_t& nLine,
+                                      int32_t& nCol) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hRetValue);
+  if (!lpValue) {
+    return FALSE;
+  }
+  v8::Isolate* pIsolate = lpValue->GetIsolate();
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(pIsolate);
+  v8::Local<v8::Value> hValue =
+      v8::Local<v8::Value>::New(pIsolate, lpValue->DirectGetValue());
+  if (!hValue->IsObject()) {
+    return FALSE;
+  }
+  v8::MaybeLocal<v8::Int32> maybe_int =
+      hValue.As<v8::Object>()->Get(3)->ToInt32(pIsolate->GetCurrentContext());
+  nLine = maybe_int.FromMaybe(v8::Local<v8::Int32>())->Value();
+  maybe_int =
+      hValue.As<v8::Object>()->Get(5)->ToInt32(pIsolate->GetCurrentContext());
+  nCol = maybe_int.FromMaybe(v8::Local<v8::Int32>())->Value();
+  return TRUE;
+}
+
+CFXJSE_Context* CFXJSE_Context::Create(v8::Isolate* pIsolate,
+                                       const FXJSE_CLASS* lpGlobalClass,
+                                       void* lpGlobalObject) {
+  CFXJSE_ScopeUtil_IsolateHandle scope(pIsolate);
+  CFXJSE_Context* pContext = new CFXJSE_Context(pIsolate);
+  CFXJSE_Class* lpGlobalClassObj = NULL;
+  v8::Local<v8::ObjectTemplate> hObjectTemplate;
+  if (lpGlobalClass) {
+    lpGlobalClassObj = CFXJSE_Class::Create(pContext, lpGlobalClass, TRUE);
+    ASSERT(lpGlobalClassObj);
+    v8::Local<v8::FunctionTemplate> hFunctionTemplate =
+        v8::Local<v8::FunctionTemplate>::New(pIsolate,
+                                             lpGlobalClassObj->m_hTemplate);
+    hObjectTemplate = hFunctionTemplate->InstanceTemplate();
+  } else {
+    hObjectTemplate = v8::ObjectTemplate::New(pIsolate);
+    hObjectTemplate->SetInternalFieldCount(1);
+  }
+  v8::Local<v8::Context> hNewContext =
+      v8::Context::New(pIsolate, NULL, hObjectTemplate);
+  v8::Local<v8::Context> hRootContext = v8::Local<v8::Context>::New(
+      pIsolate, CFXJSE_RuntimeData::Get(pIsolate)->m_hRootContext);
+  hNewContext->SetSecurityToken(hRootContext->GetSecurityToken());
+  v8::Local<v8::Object> hGlobalObject =
+      FXJSE_GetGlobalObjectFromContext(hNewContext);
+  FXJSE_UpdateObjectBinding(hGlobalObject, lpGlobalObject);
+  pContext->m_hContext.Reset(pIsolate, hNewContext);
+  return pContext;
+}
+
+CFXJSE_Context::~CFXJSE_Context() {
+  for (int32_t i = 0, count = m_rgClasses.GetSize(); i < count; i++) {
+    CFXJSE_Class* pClass = m_rgClasses[i];
+    if (pClass) {
+      delete pClass;
+    }
+  }
+  m_rgClasses.RemoveAll();
+}
+
+void CFXJSE_Context::GetGlobalObject(CFXJSE_Value* pValue) {
+  ASSERT(pValue);
+  CFXJSE_ScopeUtil_IsolateHandleContext scope(this);
+  v8::Local<v8::Context> hContext =
+      v8::Local<v8::Context>::New(m_pIsolate, m_hContext);
+  v8::Local<v8::Object> hGlobalObject = hContext->Global();
+  pValue->ForceSetValue(hGlobalObject);
+}
+
+FX_BOOL CFXJSE_Context::ExecuteScript(const FX_CHAR* szScript,
+                                      CFXJSE_Value* lpRetValue,
+                                      CFXJSE_Value* lpNewThisObject) {
+  CFXJSE_ScopeUtil_IsolateHandleContext scope(this);
+  v8::TryCatch trycatch(m_pIsolate);
+  v8::Local<v8::String> hScriptString =
+      v8::String::NewFromUtf8(m_pIsolate, szScript);
+  if (lpNewThisObject == NULL) {
+    v8::Local<v8::Script> hScript = v8::Script::Compile(hScriptString);
+    if (!trycatch.HasCaught()) {
+      v8::Local<v8::Value> hValue = hScript->Run();
+      if (!trycatch.HasCaught()) {
+        if (lpRetValue) {
+          lpRetValue->m_hValue.Reset(m_pIsolate, hValue);
+        }
+        return TRUE;
+      }
+    }
+    if (lpRetValue) {
+      lpRetValue->m_hValue.Reset(m_pIsolate,
+                                 FXJSE_CreateReturnValue(m_pIsolate, trycatch));
+    }
+    return FALSE;
+  } else {
+    v8::Local<v8::Value> hNewThis =
+        v8::Local<v8::Value>::New(m_pIsolate, lpNewThisObject->m_hValue);
+    ASSERT(!hNewThis.IsEmpty());
+    v8::Local<v8::Script> hWrapper =
+        v8::Script::Compile(v8::String::NewFromUtf8(
+            m_pIsolate, "(function () { return eval(arguments[0]); })"));
+    v8::Local<v8::Value> hWrapperValue = hWrapper->Run();
+    ASSERT(hWrapperValue->IsFunction());
+    v8::Local<v8::Function> hWrapperFn = hWrapperValue.As<v8::Function>();
+    if (!trycatch.HasCaught()) {
+      v8::Local<v8::Value> rgArgs[] = {hScriptString};
+      v8::Local<v8::Value> hValue =
+          hWrapperFn->Call(hNewThis.As<v8::Object>(), 1, rgArgs);
+      if (!trycatch.HasCaught()) {
+        if (lpRetValue) {
+          lpRetValue->m_hValue.Reset(m_pIsolate, hValue);
+        }
+        return TRUE;
+      }
+    }
+    if (lpRetValue) {
+      lpRetValue->m_hValue.Reset(m_pIsolate,
+                                 FXJSE_CreateReturnValue(m_pIsolate, trycatch));
+    }
+    return FALSE;
+  }
+}
diff --git a/xfa/fxjse/context.h b/xfa/fxjse/context.h
new file mode 100644
index 0000000000..01a1f4b655
--- /dev/null
+++ b/xfa/fxjse/context.h
@@ -0,0 +1,48 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXJSE_CONTEXT_H_
+#define XFA_FXJSE_CONTEXT_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "v8/include/v8.h"
+#include "xfa/include/fxjse/fxjse.h"
+
+class CFXJSE_Class;
+class CFXJSE_Value;
+
+class CFXJSE_Context {
+ protected:
+  CFXJSE_Context(v8::Isolate* pIsolate) : m_pIsolate(pIsolate) {}
+
+ public:
+  static CFXJSE_Context* Create(v8::Isolate* pIsolate,
+                                const FXJSE_CLASS* lpGlobalClass = NULL,
+                                void* lpGlobalObject = NULL);
+  ~CFXJSE_Context();
+  V8_INLINE v8::Isolate* GetRuntime(void) { return m_pIsolate; }
+  void GetGlobalObject(CFXJSE_Value* pValue);
+  FX_BOOL ExecuteScript(const FX_CHAR* szScript,
+                        CFXJSE_Value* lpRetValue,
+                        CFXJSE_Value* lpNewThisObject = NULL);
+
+ protected:
+  CFXJSE_Context();
+  CFXJSE_Context(const CFXJSE_Context&);
+  CFXJSE_Context& operator=(const CFXJSE_Context&);
+
+ protected:
+  v8::Global<v8::Context> m_hContext;
+  v8::Isolate* m_pIsolate;
+  CFX_ArrayTemplate<CFXJSE_Class*> m_rgClasses;
+  friend class CFXJSE_Class;
+  friend class CFXJSE_ScopeUtil_IsolateHandleContext;
+  friend class CFXJSE_ScopeUtil_IsolateHandleRootOrNormalContext;
+};
+v8::Local<v8::Object> FXJSE_CreateReturnValue(v8::Isolate* pIsolate,
+                                              v8::TryCatch& trycatch);
+
+#endif  // XFA_FXJSE_CONTEXT_H_
diff --git a/xfa/fxjse/dynprop.cpp b/xfa/fxjse/dynprop.cpp
new file mode 100644
index 0000000000..88cb0197bd
--- /dev/null
+++ b/xfa/fxjse/dynprop.cpp
@@ -0,0 +1,236 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "xfa/fxjse/class.h"
+#include "xfa/fxjse/value.h"
+
+static void FXJSE_DynPropGetterAdapter_MethodCallback(
+    const v8::FunctionCallbackInfo<v8::Value>& info) {
+  v8::Local<v8::Object> hCallBackInfo = info.Data().As<v8::Object>();
+  FXJSE_CLASS* lpClass = static_cast<FXJSE_CLASS*>(
+      hCallBackInfo->GetAlignedPointerFromInternalField(0));
+  v8::Local<v8::String> hPropName =
+      hCallBackInfo->GetInternalField(1).As<v8::String>();
+  ASSERT(lpClass && !hPropName.IsEmpty());
+  v8::String::Utf8Value szPropName(hPropName);
+  CFX_ByteStringC szFxPropName = *szPropName;
+  CFXJSE_Value* lpThisValue = CFXJSE_Value::Create(info.GetIsolate());
+  lpThisValue->ForceSetValue(info.This());
+  CFXJSE_Value* lpRetValue = CFXJSE_Value::Create(info.GetIsolate());
+  CFXJSE_ArgumentsImpl impl = {&info, lpRetValue};
+  lpClass->dynMethodCall(reinterpret_cast<FXJSE_HOBJECT>(lpThisValue),
+                         szFxPropName,
+                         reinterpret_cast<CFXJSE_Arguments&>(impl));
+  if (!lpRetValue->DirectGetValue().IsEmpty()) {
+    info.GetReturnValue().Set(lpRetValue->DirectGetValue());
+  }
+  delete lpRetValue;
+  lpRetValue = nullptr;
+  delete lpThisValue;
+  lpThisValue = nullptr;
+}
+
+static void FXJSE_DynPropGetterAdapter(const FXJSE_CLASS* lpClass,
+                                       FXJSE_HOBJECT hObject,
+                                       const CFX_ByteStringC& szPropName,
+                                       FXJSE_HVALUE hValue) {
+  ASSERT(lpClass);
+  int32_t nPropType =
+      lpClass->dynPropTypeGetter == nullptr
+          ? FXJSE_ClassPropType_Property
+          : lpClass->dynPropTypeGetter(hObject, szPropName, FALSE);
+  if (nPropType == FXJSE_ClassPropType_Property) {
+    if (lpClass->dynPropGetter) {
+      lpClass->dynPropGetter(hObject, szPropName, hValue);
+    }
+  } else if (nPropType == FXJSE_ClassPropType_Method) {
+    if (lpClass->dynMethodCall && hValue) {
+      CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+      v8::Isolate* pIsolate = lpValue->GetIsolate();
+      v8::HandleScope hscope(pIsolate);
+      v8::Local<v8::ObjectTemplate> hCallBackInfoTemplate =
+          v8::ObjectTemplate::New(pIsolate);
+      hCallBackInfoTemplate->SetInternalFieldCount(2);
+      v8::Local<v8::Object> hCallBackInfo =
+          hCallBackInfoTemplate->NewInstance();
+      hCallBackInfo->SetAlignedPointerInInternalField(
+          0, const_cast<FXJSE_CLASS*>(lpClass));
+      hCallBackInfo->SetInternalField(
+          1, v8::String::NewFromUtf8(
+                 pIsolate, reinterpret_cast<const char*>(szPropName.GetPtr()),
+                 v8::String::kNormalString, szPropName.GetLength()));
+      lpValue->ForceSetValue(v8::Function::New(
+          lpValue->GetIsolate(), FXJSE_DynPropGetterAdapter_MethodCallback,
+          hCallBackInfo));
+    }
+  }
+}
+
+static void FXJSE_DynPropSetterAdapter(const FXJSE_CLASS* lpClass,
+                                       FXJSE_HOBJECT hObject,
+                                       const CFX_ByteStringC& szPropName,
+                                       FXJSE_HVALUE hValue) {
+  ASSERT(lpClass);
+  int32_t nPropType =
+      lpClass->dynPropTypeGetter == nullptr
+          ? FXJSE_ClassPropType_Property
+          : lpClass->dynPropTypeGetter(hObject, szPropName, FALSE);
+  if (nPropType != FXJSE_ClassPropType_Method) {
+    if (lpClass->dynPropSetter) {
+      lpClass->dynPropSetter(hObject, szPropName, hValue);
+    }
+  }
+}
+
+static FX_BOOL FXJSE_DynPropQueryAdapter(const FXJSE_CLASS* lpClass,
+                                         FXJSE_HOBJECT hObject,
+                                         const CFX_ByteStringC& szPropName) {
+  ASSERT(lpClass);
+  int32_t nPropType =
+      lpClass->dynPropTypeGetter == nullptr
+          ? FXJSE_ClassPropType_Property
+          : lpClass->dynPropTypeGetter(hObject, szPropName, TRUE);
+  return nPropType != FXJSE_ClassPropType_None;
+}
+
+static FX_BOOL FXJSE_DynPropDeleterAdapter(const FXJSE_CLASS* lpClass,
+                                           FXJSE_HOBJECT hObject,
+                                           const CFX_ByteStringC& szPropName) {
+  ASSERT(lpClass);
+  int32_t nPropType =
+      lpClass->dynPropTypeGetter == nullptr
+          ? FXJSE_ClassPropType_Property
+          : lpClass->dynPropTypeGetter(hObject, szPropName, FALSE);
+  if (nPropType != FXJSE_ClassPropType_Method) {
+    if (lpClass->dynPropDeleter) {
+      return lpClass->dynPropDeleter(hObject, szPropName);
+    } else {
+      return nPropType == FXJSE_ClassPropType_Property ? FALSE : TRUE;
+    }
+  }
+  return FALSE;
+}
+
+static void FXJSE_V8_GenericNamedPropertyQueryCallback(
+    v8::Local<v8::Name> property,
+    const v8::PropertyCallbackInfo<v8::Integer>& info) {
+  v8::Local<v8::Object> thisObject = info.This();
+  const FXJSE_CLASS* lpClass =
+      static_cast<FXJSE_CLASS*>(info.Data().As<v8::External>()->Value());
+  v8::Isolate* pIsolate = info.GetIsolate();
+  v8::HandleScope scope(pIsolate);
+  v8::String::Utf8Value szPropName(property);
+  CFX_ByteStringC szFxPropName(*szPropName, szPropName.length());
+  CFXJSE_Value* lpThisValue = CFXJSE_Value::Create(info.GetIsolate());
+  lpThisValue->ForceSetValue(thisObject);
+  if (FXJSE_DynPropQueryAdapter(lpClass,
+                                reinterpret_cast<FXJSE_HOBJECT>(lpThisValue),
+                                szFxPropName)) {
+    info.GetReturnValue().Set(v8::DontDelete);
+  } else {
+    const int32_t iV8Absent = 64;
+    info.GetReturnValue().Set(iV8Absent);
+  }
+  delete lpThisValue;
+  lpThisValue = nullptr;
+}
+
+static void FXJSE_V8_GenericNamedPropertyDeleterCallback(
+    v8::Local<v8::Name> property,
+    const v8::PropertyCallbackInfo<v8::Boolean>& info) {
+  v8::Local<v8::Object> thisObject = info.This();
+  const FXJSE_CLASS* lpClass =
+      static_cast<FXJSE_CLASS*>(info.Data().As<v8::External>()->Value());
+  v8::Isolate* pIsolate = info.GetIsolate();
+  v8::HandleScope scope(pIsolate);
+  v8::String::Utf8Value szPropName(property);
+  CFX_ByteStringC szFxPropName(*szPropName, szPropName.length());
+  CFXJSE_Value* lpThisValue = CFXJSE_Value::Create(info.GetIsolate());
+  lpThisValue->ForceSetValue(thisObject);
+  info.GetReturnValue().Set(
+      FXJSE_DynPropDeleterAdapter(
+          lpClass, reinterpret_cast<FXJSE_HOBJECT>(lpThisValue), szFxPropName)
+          ? true
+          : false);
+  delete lpThisValue;
+  lpThisValue = nullptr;
+}
+
+static void FXJSE_V8_GenericNamedPropertyGetterCallback(
+    v8::Local<v8::Name> property,
+    const v8::PropertyCallbackInfo<v8::Value>& info) {
+  v8::Local<v8::Object> thisObject = info.This();
+  const FXJSE_CLASS* lpClass =
+      static_cast<FXJSE_CLASS*>(info.Data().As<v8::External>()->Value());
+  v8::String::Utf8Value szPropName(property);
+  CFX_ByteStringC szFxPropName(*szPropName, szPropName.length());
+  CFXJSE_Value* lpThisValue = CFXJSE_Value::Create(info.GetIsolate());
+  lpThisValue->ForceSetValue(thisObject);
+  CFXJSE_Value* lpNewValue = CFXJSE_Value::Create(info.GetIsolate());
+  FXJSE_DynPropGetterAdapter(
+      lpClass, reinterpret_cast<FXJSE_HOBJECT>(lpThisValue), szFxPropName,
+      reinterpret_cast<FXJSE_HVALUE>(lpNewValue));
+  info.GetReturnValue().Set(lpNewValue->DirectGetValue());
+  delete lpThisValue;
+  lpThisValue = nullptr;
+}
+
+static void FXJSE_V8_GenericNamedPropertySetterCallback(
+    v8::Local<v8::Name> property,
+    v8::Local<v8::Value> value,
+    const v8::PropertyCallbackInfo<v8::Value>& info) {
+  v8::Local<v8::Object> thisObject = info.This();
+  const FXJSE_CLASS* lpClass =
+      static_cast<FXJSE_CLASS*>(info.Data().As<v8::External>()->Value());
+  v8::String::Utf8Value szPropName(property);
+  CFX_ByteStringC szFxPropName(*szPropName, szPropName.length());
+  CFXJSE_Value* lpThisValue = CFXJSE_Value::Create(info.GetIsolate());
+  lpThisValue->ForceSetValue(thisObject);
+  CFXJSE_Value* lpNewValue = CFXJSE_Value::Create(info.GetIsolate());
+  lpNewValue->ForceSetValue(value);
+  FXJSE_DynPropSetterAdapter(
+      lpClass, reinterpret_cast<FXJSE_HOBJECT>(lpThisValue), szFxPropName,
+      reinterpret_cast<FXJSE_HVALUE>(lpNewValue));
+  info.GetReturnValue().Set(value);
+  delete lpThisValue;
+  lpThisValue = nullptr;
+}
+
+static void FXJSE_V8_GenericNamedPropertyEnumeratorCallback(
+    const v8::PropertyCallbackInfo<v8::Array>& info) {
+  const FXJSE_CLASS* lpClass =
+      static_cast<FXJSE_CLASS*>(info.Data().As<v8::External>()->Value());
+  v8::Isolate* pIsolate = info.GetIsolate();
+  v8::Local<v8::Array> newArray = v8::Array::New(pIsolate, lpClass->propNum);
+  for (int i = 0; i < lpClass->propNum; i++) {
+    newArray->Set(
+        i, v8::String::NewFromUtf8(pIsolate, lpClass->properties[i].name));
+  }
+  info.GetReturnValue().Set(newArray);
+}
+
+void CFXJSE_Class::SetUpNamedPropHandler(
+    v8::Isolate* pIsolate,
+    v8::Local<v8::ObjectTemplate>& hObjectTemplate,
+    const FXJSE_CLASS* lpClassDefinition) {
+  v8::NamedPropertyHandlerConfiguration configuration(
+      lpClassDefinition->dynPropGetter
+          ? FXJSE_V8_GenericNamedPropertyGetterCallback
+          : 0,
+      lpClassDefinition->dynPropSetter
+          ? FXJSE_V8_GenericNamedPropertySetterCallback
+          : 0,
+      lpClassDefinition->dynPropTypeGetter
+          ? FXJSE_V8_GenericNamedPropertyQueryCallback
+          : 0,
+      lpClassDefinition->dynPropDeleter
+          ? FXJSE_V8_GenericNamedPropertyDeleterCallback
+          : 0,
+      FXJSE_V8_GenericNamedPropertyEnumeratorCallback,
+      v8::External::New(pIsolate, const_cast<FXJSE_CLASS*>(lpClassDefinition)),
+      v8::PropertyHandlerFlags::kNonMasking);
+  hObjectTemplate->SetHandler(configuration);
+}
diff --git a/xfa/fxjse/runtime.cpp b/xfa/fxjse/runtime.cpp
new file mode 100644
index 0000000000..a1472c7d8f
--- /dev/null
+++ b/xfa/fxjse/runtime.cpp
@@ -0,0 +1,128 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "xfa/fxjse/runtime.h"
+
+#include "fpdfsdk/include/jsapi/fxjs_v8.h"
+#include "xfa/fxjse/scope_inline.h"
+
+// Duplicates fpdfsdk's JS_Runtime.h, but keeps XFA from depending on it.
+// TODO(tsepez): make a single version of this.
+class FXJSE_ArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
+  void* Allocate(size_t length) override { return calloc(1, length); }
+  void* AllocateUninitialized(size_t length) override { return malloc(length); }
+  void Free(void* data, size_t length) override { free(data); }
+};
+
+static void FXJSE_KillV8() {
+  v8::V8::Dispose();
+}
+
+void FXJSE_Initialize() {
+  if (!CFXJSE_RuntimeData::g_RuntimeList) {
+    CFXJSE_RuntimeData::g_RuntimeList = new CFXJSE_RuntimeList;
+  }
+  static FX_BOOL bV8Initialized = FALSE;
+  if (bV8Initialized) {
+    return;
+  }
+  bV8Initialized = TRUE;
+  atexit(FXJSE_KillV8);
+}
+
+static void FXJSE_Runtime_DisposeCallback(v8::Isolate* pIsolate) {
+  {
+    v8::Locker locker(pIsolate);
+    if (FXJS_PerIsolateData* pData = FXJS_PerIsolateData::Get(pIsolate)) {
+      delete pData->m_pFXJSERuntimeData;
+      pData->m_pFXJSERuntimeData = nullptr;
+    }
+  }
+  pIsolate->Dispose();
+}
+
+void FXJSE_Finalize() {
+  if (CFXJSE_RuntimeData::g_RuntimeList) {
+    CFXJSE_RuntimeData::g_RuntimeList->RemoveAllRuntimes(
+        FXJSE_Runtime_DisposeCallback);
+    delete CFXJSE_RuntimeData::g_RuntimeList;
+    CFXJSE_RuntimeData::g_RuntimeList = NULL;
+  }
+}
+
+FXJSE_HRUNTIME FXJSE_Runtime_Create() {
+  v8::Isolate::CreateParams params;
+  params.array_buffer_allocator = new FXJSE_ArrayBufferAllocator();
+  v8::Isolate* pIsolate = v8::Isolate::New(params);
+  ASSERT(pIsolate && CFXJSE_RuntimeData::g_RuntimeList);
+  CFXJSE_RuntimeData::g_RuntimeList->AppendRuntime(pIsolate);
+  return reinterpret_cast<FXJSE_HRUNTIME>(pIsolate);
+}
+
+void FXJSE_Runtime_Release(FXJSE_HRUNTIME hRuntime, bool bOwnedRuntime) {
+  v8::Isolate* pIsolate = reinterpret_cast<v8::Isolate*>(hRuntime);
+  if (!pIsolate)
+    return;
+  if (bOwnedRuntime) {
+    ASSERT(CFXJSE_RuntimeData::g_RuntimeList);
+    CFXJSE_RuntimeData::g_RuntimeList->RemoveRuntime(
+        pIsolate, FXJSE_Runtime_DisposeCallback);
+  } else {
+    if (FXJS_PerIsolateData* pData = FXJS_PerIsolateData::Get(pIsolate)) {
+      delete pData->m_pFXJSERuntimeData;
+      pData->m_pFXJSERuntimeData = nullptr;
+    }
+  }
+}
+
+CFXJSE_RuntimeData* CFXJSE_RuntimeData::Create(v8::Isolate* pIsolate) {
+  CFXJSE_RuntimeData* pRuntimeData = new CFXJSE_RuntimeData(pIsolate);
+  CFXJSE_ScopeUtil_IsolateHandle scope(pIsolate);
+  v8::Local<v8::FunctionTemplate> hFuncTemplate =
+      v8::FunctionTemplate::New(pIsolate);
+  v8::Local<v8::Context> hContext =
+      v8::Context::New(pIsolate, 0, hFuncTemplate->InstanceTemplate());
+  hContext->SetSecurityToken(v8::External::New(pIsolate, pIsolate));
+  pRuntimeData->m_hRootContextGlobalTemplate.Reset(pIsolate, hFuncTemplate);
+  pRuntimeData->m_hRootContext.Reset(pIsolate, hContext);
+  return pRuntimeData;
+}
+
+CFXJSE_RuntimeData* CFXJSE_RuntimeData::Get(v8::Isolate* pIsolate) {
+  FXJS_PerIsolateData::SetUp(pIsolate);
+  FXJS_PerIsolateData* pData = FXJS_PerIsolateData::Get(pIsolate);
+  if (!pData->m_pFXJSERuntimeData)
+    pData->m_pFXJSERuntimeData = CFXJSE_RuntimeData::Create(pIsolate);
+  return pData->m_pFXJSERuntimeData;
+}
+
+CFXJSE_RuntimeList* CFXJSE_RuntimeData::g_RuntimeList = NULL;
+void CFXJSE_RuntimeList::AppendRuntime(v8::Isolate* pIsolate) {
+  m_RuntimeList.Add(pIsolate);
+}
+
+void CFXJSE_RuntimeList::RemoveRuntime(
+    v8::Isolate* pIsolate,
+    CFXJSE_RuntimeList::RuntimeDisposeCallback lpfnDisposeCallback) {
+  int32_t iIdx = m_RuntimeList.Find(pIsolate, 0);
+  if (iIdx >= 0) {
+    m_RuntimeList.RemoveAt(iIdx, 1);
+  }
+  if (lpfnDisposeCallback) {
+    lpfnDisposeCallback(pIsolate);
+  }
+}
+
+void CFXJSE_RuntimeList::RemoveAllRuntimes(
+    CFXJSE_RuntimeList::RuntimeDisposeCallback lpfnDisposeCallback) {
+  int32_t iSize = m_RuntimeList.GetSize();
+  if (lpfnDisposeCallback) {
+    for (int32_t iIdx = 0; iIdx < iSize; iIdx++) {
+      lpfnDisposeCallback(m_RuntimeList[iIdx]);
+    }
+  }
+  m_RuntimeList.RemoveAll();
+}
diff --git a/xfa/fxjse/runtime.h b/xfa/fxjse/runtime.h
new file mode 100644
index 0000000000..023aaaac9b
--- /dev/null
+++ b/xfa/fxjse/runtime.h
@@ -0,0 +1,51 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXJSE_RUNTIME_H_
+#define XFA_FXJSE_RUNTIME_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "v8/include/v8.h"
+
+class CFXJSE_RuntimeList;
+
+class CFXJSE_RuntimeData {
+ protected:
+  CFXJSE_RuntimeData(v8::Isolate* pIsolate) : m_pIsolate(pIsolate) {}
+
+ public:
+  static CFXJSE_RuntimeData* Create(v8::Isolate* pIsolate);
+  static CFXJSE_RuntimeData* Get(v8::Isolate* pIsolate);
+
+ public:
+  v8::Isolate* m_pIsolate;
+  v8::Global<v8::FunctionTemplate> m_hRootContextGlobalTemplate;
+  v8::Global<v8::Context> m_hRootContext;
+
+ public:
+  static CFXJSE_RuntimeList* g_RuntimeList;
+
+ protected:
+  CFXJSE_RuntimeData();
+  CFXJSE_RuntimeData(const CFXJSE_RuntimeData&);
+  CFXJSE_RuntimeData& operator=(const CFXJSE_RuntimeData&);
+};
+
+class CFXJSE_RuntimeList {
+ public:
+  typedef void (*RuntimeDisposeCallback)(v8::Isolate*);
+
+ public:
+  void AppendRuntime(v8::Isolate* pIsolate);
+  void RemoveRuntime(v8::Isolate* pIsolate,
+                     RuntimeDisposeCallback lpfnDisposeCallback);
+  void RemoveAllRuntimes(RuntimeDisposeCallback lpfnDisposeCallback);
+
+ protected:
+  CFX_ArrayTemplate<v8::Isolate*> m_RuntimeList;
+};
+
+#endif  // XFA_FXJSE_RUNTIME_H_
diff --git a/xfa/fxjse/scope_inline.h b/xfa/fxjse/scope_inline.h
new file mode 100644
index 0000000000..8eeda5c949
--- /dev/null
+++ b/xfa/fxjse/scope_inline.h
@@ -0,0 +1,108 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXJSE_SCOPE_INLINE_H_
+#define XFA_FXJSE_SCOPE_INLINE_H_
+
+#include "xfa/fxjse/context.h"
+#include "xfa/fxjse/runtime.h"
+
+class CFXJSE_ScopeUtil_IsolateHandle {
+ protected:
+  v8::Isolate* m_isolate;
+  v8::Locker m_locker;
+  v8::Isolate::Scope m_iscope;
+  v8::HandleScope m_hscope;
+
+ public:
+  explicit CFXJSE_ScopeUtil_IsolateHandle(v8::Isolate* pIsolate)
+      : m_isolate(pIsolate),
+        m_locker(pIsolate),
+        m_iscope(pIsolate),
+        m_hscope(pIsolate) {}
+  v8::Isolate* GetIsolate() { return m_isolate; }
+
+ private:
+  CFXJSE_ScopeUtil_IsolateHandle(const CFXJSE_ScopeUtil_IsolateHandle&);
+  void operator=(const CFXJSE_ScopeUtil_IsolateHandle&);
+  void* operator new(size_t size);
+  void operator delete(void*, size_t);
+};
+class CFXJSE_ScopeUtil_IsolateHandleRootContext {
+  CFXJSE_ScopeUtil_IsolateHandle m_parent;
+  v8::Context::Scope m_cscope;
+
+ public:
+  explicit CFXJSE_ScopeUtil_IsolateHandleRootContext(v8::Isolate* pIsolate)
+      : m_parent(pIsolate),
+        m_cscope(v8::Local<v8::Context>::New(
+            pIsolate,
+            CFXJSE_RuntimeData::Get(pIsolate)->m_hRootContext)) {}
+
+ private:
+  CFXJSE_ScopeUtil_IsolateHandleRootContext(
+      const CFXJSE_ScopeUtil_IsolateHandleRootContext&);
+  void operator=(const CFXJSE_ScopeUtil_IsolateHandleRootContext&);
+  void* operator new(size_t size);
+  void operator delete(void*, size_t);
+};
+class CFXJSE_ScopeUtil_IsolateHandleContext {
+  CFXJSE_Context* m_context;
+  CFXJSE_ScopeUtil_IsolateHandle m_parent;
+  v8::Context::Scope m_cscope;
+
+ public:
+  explicit CFXJSE_ScopeUtil_IsolateHandleContext(CFXJSE_Context* pContext)
+      : m_context(pContext),
+        m_parent(pContext->m_pIsolate),
+        m_cscope(v8::Local<v8::Context>::New(pContext->m_pIsolate,
+                                             pContext->m_hContext)) {}
+  v8::Isolate* GetIsolate() { return m_context->m_pIsolate; }
+  v8::Local<v8::Context> GetLocalContext() {
+    return v8::Local<v8::Context>::New(m_context->m_pIsolate,
+                                       m_context->m_hContext);
+  }
+
+ private:
+  CFXJSE_ScopeUtil_IsolateHandleContext(
+      const CFXJSE_ScopeUtil_IsolateHandleContext&);
+  void operator=(const CFXJSE_ScopeUtil_IsolateHandleContext&);
+  void* operator new(size_t size);
+  void operator delete(void*, size_t);
+};
+class CFXJSE_ScopeUtil_IsolateHandleRootOrNormalContext {
+  CFXJSE_Context* m_context;
+  CFXJSE_ScopeUtil_IsolateHandle m_parent;
+  v8::Context::Scope m_cscope;
+
+ public:
+  explicit CFXJSE_ScopeUtil_IsolateHandleRootOrNormalContext(
+      v8::Isolate* pIsolate,
+      CFXJSE_Context* pContext)
+      : m_context(pContext),
+        m_parent(pIsolate),
+        m_cscope(v8::Local<v8::Context>::New(
+            pIsolate,
+            pContext ? pContext->m_hContext
+                     : CFXJSE_RuntimeData::Get(pIsolate)->m_hRootContext)) {}
+  v8::Isolate* GetIsolate() { return m_parent.GetIsolate(); }
+  v8::Local<v8::Context> GetLocalContext() {
+    v8::Isolate* pIsolate = m_parent.GetIsolate();
+    return v8::Local<v8::Context>::New(
+        pIsolate, m_context
+                      ? m_context->m_hContext
+                      : CFXJSE_RuntimeData::Get(pIsolate)->m_hRootContext);
+  }
+
+ private:
+  CFXJSE_ScopeUtil_IsolateHandleRootOrNormalContext(
+      const CFXJSE_ScopeUtil_IsolateHandleRootOrNormalContext&);
+  void operator=(const CFXJSE_ScopeUtil_IsolateHandleRootOrNormalContext&);
+  void* operator new(size_t size);
+  void operator delete(void*, size_t);
+};
+
+#endif  // XFA_FXJSE_SCOPE_INLINE_H_
diff --git a/xfa/fxjse/util_inline.h b/xfa/fxjse/util_inline.h
new file mode 100644
index 0000000000..e61dc6aa80
--- /dev/null
+++ b/xfa/fxjse/util_inline.h
@@ -0,0 +1,51 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXJSE_UTIL_INLINE_H_
+#define XFA_FXJSE_UTIL_INLINE_H_
+
+#include "xfa/fxjse/context.h"
+
+static V8_INLINE v8::Local<v8::Object> FXJSE_GetGlobalObjectFromContext(
+    const v8::Local<v8::Context>& hContext) {
+  return hContext->Global()->GetPrototype().As<v8::Object>();
+}
+static V8_INLINE void FXJSE_UpdateObjectBinding(v8::Local<v8::Object>& hObject,
+                                                void* lpNewBinding) {
+  ASSERT(!hObject.IsEmpty());
+  ASSERT(hObject->InternalFieldCount() > 0);
+  hObject->SetAlignedPointerInInternalField(0, lpNewBinding);
+}
+static V8_INLINE void* FXJSE_RetrieveObjectBinding(
+    const v8::Local<v8::Object>& hJSObject,
+    CFXJSE_Class* lpClass = NULL) {
+  ASSERT(!hJSObject.IsEmpty());
+  if (!hJSObject->IsObject()) {
+    return NULL;
+  }
+  v8::Local<v8::Object> hObject = hJSObject;
+  if (hObject->InternalFieldCount() == 0) {
+    v8::Local<v8::Value> hProtoObject = hObject->GetPrototype();
+    if (hProtoObject.IsEmpty() || !hProtoObject->IsObject()) {
+      return NULL;
+    }
+    hObject = hProtoObject.As<v8::Object>();
+    if (hObject->InternalFieldCount() == 0) {
+      return NULL;
+    }
+  }
+  if (lpClass) {
+    v8::Local<v8::FunctionTemplate> hClass =
+        v8::Local<v8::FunctionTemplate>::New(
+            lpClass->GetContext()->GetRuntime(), lpClass->GetTemplate());
+    if (!hClass->HasInstance(hObject)) {
+      return NULL;
+    }
+  }
+  return hObject->GetAlignedPointerFromInternalField(0);
+}
+
+#endif  // XFA_FXJSE_UTIL_INLINE_H_
diff --git a/xfa/fxjse/value.cpp b/xfa/fxjse/value.cpp
new file mode 100644
index 0000000000..7732026fe6
--- /dev/null
+++ b/xfa/fxjse/value.cpp
@@ -0,0 +1,582 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "xfa/fxjse/value.h"
+
+#include <math.h>
+
+#include "xfa/fxjse/class.h"
+#include "xfa/fxjse/util_inline.h"
+
+FX_BOOL FXJSE_Value_IsUndefined(FXJSE_HVALUE hValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  return lpValue && lpValue->IsUndefined();
+}
+
+FX_BOOL FXJSE_Value_IsNull(FXJSE_HVALUE hValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  return lpValue && lpValue->IsNull();
+}
+
+FX_BOOL FXJSE_Value_IsBoolean(FXJSE_HVALUE hValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  return lpValue && lpValue->IsBoolean();
+}
+
+FX_BOOL FXJSE_Value_IsUTF8String(FXJSE_HVALUE hValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  return lpValue && lpValue->IsString();
+}
+
+FX_BOOL FXJSE_Value_IsNumber(FXJSE_HVALUE hValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  return lpValue && lpValue->IsNumber();
+}
+
+FX_BOOL FXJSE_Value_IsInteger(FXJSE_HVALUE hValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  return lpValue && lpValue->IsInteger();
+}
+
+FX_BOOL FXJSE_Value_IsObject(FXJSE_HVALUE hValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  return lpValue && lpValue->IsObject();
+}
+
+FX_BOOL FXJSE_Value_IsArray(FXJSE_HVALUE hValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  return lpValue && lpValue->IsArray();
+}
+
+FX_BOOL FXJSE_Value_IsFunction(FXJSE_HVALUE hValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  return lpValue && lpValue->IsFunction();
+}
+
+FX_BOOL FXJSE_Value_IsDate(FXJSE_HVALUE hValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  return lpValue && lpValue->IsDate();
+}
+
+FX_BOOL FXJSE_Value_ToBoolean(FXJSE_HVALUE hValue) {
+  return reinterpret_cast<CFXJSE_Value*>(hValue)->ToBoolean();
+}
+
+FX_FLOAT FXJSE_Value_ToFloat(FXJSE_HVALUE hValue) {
+  return reinterpret_cast<CFXJSE_Value*>(hValue)->ToFloat();
+}
+
+FXJSE_DOUBLE FXJSE_Value_ToDouble(FXJSE_HVALUE hValue) {
+  return reinterpret_cast<CFXJSE_Value*>(hValue)->ToDouble();
+}
+
+void FXJSE_Value_ToUTF8String(FXJSE_HVALUE hValue,
+                              CFX_ByteString& szStrOutput) {
+  return reinterpret_cast<CFXJSE_Value*>(hValue)->ToString(szStrOutput);
+}
+
+int32_t FXJSE_Value_ToInteger(FXJSE_HVALUE hValue) {
+  return reinterpret_cast<CFXJSE_Value*>(hValue)->ToInteger();
+}
+
+void* FXJSE_Value_ToObject(FXJSE_HVALUE hValue, FXJSE_HCLASS hClass) {
+  CFXJSE_Class* lpClass = reinterpret_cast<CFXJSE_Class*>(hClass);
+  return reinterpret_cast<CFXJSE_Value*>(hValue)->ToObject(lpClass);
+}
+
+void FXJSE_Value_SetUndefined(FXJSE_HVALUE hValue) {
+  reinterpret_cast<CFXJSE_Value*>(hValue)->SetUndefined();
+}
+
+void FXJSE_Value_SetNull(FXJSE_HVALUE hValue) {
+  reinterpret_cast<CFXJSE_Value*>(hValue)->SetNull();
+}
+
+void FXJSE_Value_SetBoolean(FXJSE_HVALUE hValue, FX_BOOL bBoolean) {
+  reinterpret_cast<CFXJSE_Value*>(hValue)->SetBoolean(bBoolean);
+}
+
+void FXJSE_Value_SetUTF8String(FXJSE_HVALUE hValue,
+                               const CFX_ByteStringC& szString) {
+  reinterpret_cast<CFXJSE_Value*>(hValue)->SetString(szString);
+}
+
+void FXJSE_Value_SetInteger(FXJSE_HVALUE hValue, int32_t nInteger) {
+  reinterpret_cast<CFXJSE_Value*>(hValue)->SetInteger(nInteger);
+}
+
+void FXJSE_Value_SetFloat(FXJSE_HVALUE hValue, FX_FLOAT fFloat) {
+  reinterpret_cast<CFXJSE_Value*>(hValue)->SetFloat(fFloat);
+}
+
+void FXJSE_Value_SetDouble(FXJSE_HVALUE hValue, FXJSE_DOUBLE dDouble) {
+  reinterpret_cast<CFXJSE_Value*>(hValue)->SetDouble(dDouble);
+}
+
+void FXJSE_Value_SetObject(FXJSE_HVALUE hValue,
+                           void* lpObject,
+                           FXJSE_HCLASS hClass) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  CFXJSE_Class* lpClass = reinterpret_cast<CFXJSE_Class*>(hClass);
+  if (!lpClass) {
+    ASSERT(!lpObject);
+    lpValue->SetJSObject();
+  } else {
+    lpValue->SetHostObject(lpObject, lpClass);
+  }
+}
+
+void FXJSE_Value_SetArray(FXJSE_HVALUE hValue,
+                          uint32_t uValueCount,
+                          FXJSE_HVALUE* rgValues) {
+  reinterpret_cast<CFXJSE_Value*>(hValue)
+      ->SetArray(uValueCount, reinterpret_cast<CFXJSE_Value**>(rgValues));
+}
+
+void FXJSE_Value_SetDate(FXJSE_HVALUE hValue, FXJSE_DOUBLE dDouble) {
+  reinterpret_cast<CFXJSE_Value*>(hValue)->SetDate(dDouble);
+}
+
+void FXJSE_Value_Set(FXJSE_HVALUE hValue, FXJSE_HVALUE hOriginalValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  CFXJSE_Value* lpOriginalValue =
+      reinterpret_cast<CFXJSE_Value*>(hOriginalValue);
+  ASSERT(lpValue && lpOriginalValue);
+  lpValue->Assign(lpOriginalValue);
+}
+
+FX_BOOL FXJSE_Value_GetObjectProp(FXJSE_HVALUE hValue,
+                                  const CFX_ByteStringC& szPropName,
+                                  FXJSE_HVALUE hPropValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  CFXJSE_Value* lpPropValue = reinterpret_cast<CFXJSE_Value*>(hPropValue);
+  ASSERT(lpValue && lpPropValue);
+  return lpValue->GetObjectProperty(szPropName, lpPropValue);
+}
+
+FX_BOOL FXJSE_Value_SetObjectProp(FXJSE_HVALUE hValue,
+                                  const CFX_ByteStringC& szPropName,
+                                  FXJSE_HVALUE hPropValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  CFXJSE_Value* lpPropValue = reinterpret_cast<CFXJSE_Value*>(hPropValue);
+  ASSERT(lpValue && lpPropValue);
+  return lpValue->SetObjectProperty(szPropName, lpPropValue);
+}
+
+FX_BOOL FXJSE_Value_GetObjectPropByIdx(FXJSE_HVALUE hValue,
+                                       uint32_t uPropIdx,
+                                       FXJSE_HVALUE hPropValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  CFXJSE_Value* lpPropValue = reinterpret_cast<CFXJSE_Value*>(hPropValue);
+  ASSERT(lpValue && lpPropValue);
+  return lpValue->GetObjectProperty(uPropIdx, lpPropValue);
+}
+
+FX_BOOL FXJSE_Value_SetObjectPropByIdx(FXJSE_HVALUE hValue,
+                                       uint32_t uPropIdx,
+                                       FXJSE_HVALUE hPropValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  CFXJSE_Value* lpPropValue = reinterpret_cast<CFXJSE_Value*>(hPropValue);
+  ASSERT(lpValue && lpPropValue);
+  return lpValue->SetObjectProperty(uPropIdx, lpPropValue);
+}
+
+FX_BOOL FXJSE_Value_DeleteObjectProp(FXJSE_HVALUE hValue,
+                                     const CFX_ByteStringC& szPropName) {
+  return reinterpret_cast<CFXJSE_Value*>(hValue)
+      ->DeleteObjectProperty(szPropName);
+}
+
+FX_BOOL FXJSE_Value_ObjectHasOwnProp(FXJSE_HVALUE hValue,
+                                     const CFX_ByteStringC& szPropName,
+                                     FX_BOOL bUseTypeGetter) {
+  return reinterpret_cast<CFXJSE_Value*>(hValue)
+      ->HasObjectOwnProperty(szPropName, bUseTypeGetter);
+}
+
+FX_BOOL FXJSE_Value_SetObjectOwnProp(FXJSE_HVALUE hValue,
+                                     const CFX_ByteStringC& szPropName,
+                                     FXJSE_HVALUE hPropValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  CFXJSE_Value* lpPropValue = reinterpret_cast<CFXJSE_Value*>(hPropValue);
+  ASSERT(lpValue && lpPropValue);
+  return lpValue->SetObjectOwnProperty(szPropName, lpPropValue);
+}
+
+FX_BOOL FXJSE_Value_SetFunctionBind(FXJSE_HVALUE hValue,
+                                    FXJSE_HVALUE hOldFunction,
+                                    FXJSE_HVALUE hNewThis) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  CFXJSE_Value* lpOldFunction = reinterpret_cast<CFXJSE_Value*>(hOldFunction);
+  CFXJSE_Value* lpNewThis = reinterpret_cast<CFXJSE_Value*>(hNewThis);
+  ASSERT(lpValue && lpOldFunction && lpNewThis);
+  return lpValue->SetFunctionBind(lpOldFunction, lpNewThis);
+}
+
+FX_BOOL FXJSE_Value_CallFunction(FXJSE_HVALUE hFunction,
+                                 FXJSE_HVALUE hThis,
+                                 FXJSE_HVALUE hRetValue,
+                                 uint32_t nArgCount,
+                                 FXJSE_HVALUE* lpArgs) {
+  CFXJSE_Value* lpThis = reinterpret_cast<CFXJSE_Value*>(hThis);
+  CFXJSE_Value* lpRetValue = reinterpret_cast<CFXJSE_Value*>(hRetValue);
+  return reinterpret_cast<CFXJSE_Value*>(hFunction)
+      ->Call(lpThis, lpRetValue, nArgCount, lpArgs);
+}
+
+FXJSE_HVALUE FXJSE_Value_Create(FXJSE_HRUNTIME hRuntime) {
+  return reinterpret_cast<FXJSE_HVALUE>(
+      CFXJSE_Value::Create(reinterpret_cast<v8::Isolate*>(hRuntime)));
+}
+
+void FXJSE_Value_Release(FXJSE_HVALUE hValue) {
+  CFXJSE_Value* lpValue = reinterpret_cast<CFXJSE_Value*>(hValue);
+  delete lpValue;
+}
+
+FXJSE_HRUNTIME FXJSE_Value_GetRuntime(FXJSE_HVALUE hValue) {
+  return reinterpret_cast<FXJSE_HRUNTIME>(
+      reinterpret_cast<CFXJSE_Value*>(hValue)->GetIsolate());
+}
+
+void FXJSE_ThrowMessage(const CFX_ByteStringC& utf8Name,
+                        const CFX_ByteStringC& utf8Message) {
+  v8::Isolate* pIsolate = v8::Isolate::GetCurrent();
+  ASSERT(pIsolate);
+
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(pIsolate);
+  v8::Local<v8::String> hMessage = v8::String::NewFromUtf8(
+      pIsolate, utf8Message.GetCStr(), v8::String::kNormalString,
+      utf8Message.GetLength());
+  v8::Local<v8::Value> hError;
+
+  if (utf8Name == "RangeError") {
+    hError = v8::Exception::RangeError(hMessage);
+  } else if (utf8Name == "ReferenceError") {
+    hError = v8::Exception::ReferenceError(hMessage);
+  } else if (utf8Name == "SyntaxError") {
+    hError = v8::Exception::SyntaxError(hMessage);
+  } else if (utf8Name == "TypeError") {
+    hError = v8::Exception::TypeError(hMessage);
+  } else {
+    hError = v8::Exception::Error(hMessage);
+    if (utf8Name != "Error" && !utf8Name.IsEmpty()) {
+      hError.As<v8::Object>()->Set(
+          v8::String::NewFromUtf8(pIsolate, "name"),
+          v8::String::NewFromUtf8(pIsolate, utf8Name.GetCStr(),
+                                  v8::String::kNormalString,
+                                  utf8Name.GetLength()));
+    }
+  }
+  pIsolate->ThrowException(hError);
+}
+
+CFXJSE_Value* CFXJSE_Value::Create(v8::Isolate* pIsolate) {
+  return new CFXJSE_Value(pIsolate);
+}
+
+void* CFXJSE_Value::ToObject(CFXJSE_Class* lpClass) const {
+  ASSERT(!m_hValue.IsEmpty());
+
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  v8::Local<v8::Value> hValue = v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+  ASSERT(!hValue.IsEmpty());
+
+  if (!hValue->IsObject())
+    return nullptr;
+
+  return FXJSE_RetrieveObjectBinding(hValue.As<v8::Object>(), lpClass);
+}
+
+V8_INLINE static double FXJSE_ftod(FX_FLOAT fNumber) {
+  if (sizeof(FX_FLOAT) != 4) {
+    ASSERT(FALSE);
+    return fNumber;
+  }
+
+  uint32_t nFloatBits = (uint32_t&)fNumber;
+  uint8_t nExponent = (uint8_t)(nFloatBits >> 16 >> 7);
+  if (nExponent == 0 || nExponent == 255)
+    return fNumber;
+
+  int8_t nErrExp = nExponent - 127 - 23;
+  if (nErrExp >= 0)
+    return fNumber;
+
+  double dwError = pow(2.0, nErrExp), dwErrorHalf = dwError / 2;
+  double dNumber = fNumber, dNumberAbs = fabs(fNumber);
+  double dNumberAbsMin = dNumberAbs - dwErrorHalf,
+         dNumberAbsMax = dNumberAbs + dwErrorHalf;
+  int32_t iErrPos = 0;
+  if (floor(dNumberAbsMin) == floor(dNumberAbsMax)) {
+    dNumberAbsMin = fmod(dNumberAbsMin, 1.0);
+    dNumberAbsMax = fmod(dNumberAbsMax, 1.0);
+    int32_t iErrPosMin = 1, iErrPosMax = 38;
+    do {
+      int32_t iMid = (iErrPosMin + iErrPosMax) / 2;
+      double dPow = pow(10.0, iMid);
+      if (floor(dNumberAbsMin * dPow) == floor(dNumberAbsMax * dPow)) {
+        iErrPosMin = iMid + 1;
+      } else {
+        iErrPosMax = iMid;
+      }
+    } while (iErrPosMin < iErrPosMax);
+    iErrPos = iErrPosMax;
+  }
+  double dPow = pow(10.0, iErrPos);
+  return fNumber < 0 ? ceil(dNumber * dPow - 0.5) / dPow
+                     : floor(dNumber * dPow + 0.5) / dPow;
+}
+
+void CFXJSE_Value::SetFloat(FX_FLOAT fFloat) {
+  CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+  v8::Local<v8::Value> hValue = v8::Number::New(m_pIsolate, FXJSE_ftod(fFloat));
+  m_hValue.Reset(m_pIsolate, hValue);
+}
+
+void CFXJSE_Value::SetHostObject(void* lpObject, CFXJSE_Class* lpClass) {
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  ASSERT(lpClass);
+  v8::Local<v8::FunctionTemplate> hClass =
+      v8::Local<v8::FunctionTemplate>::New(m_pIsolate, lpClass->m_hTemplate);
+  v8::Local<v8::Object> hObject = hClass->InstanceTemplate()->NewInstance();
+  FXJSE_UpdateObjectBinding(hObject, lpObject);
+  m_hValue.Reset(m_pIsolate, hObject);
+}
+
+void CFXJSE_Value::SetArray(uint32_t uValueCount, CFXJSE_Value** rgValues) {
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  v8::Local<v8::Array> hArrayObject = v8::Array::New(m_pIsolate, uValueCount);
+  if (rgValues) {
+    for (uint32_t i = 0; i < uValueCount; i++) {
+      if (rgValues[i]) {
+        hArrayObject->Set(i, v8::Local<v8::Value>::New(
+                                 m_pIsolate, rgValues[i]->DirectGetValue()));
+      }
+    }
+  }
+  m_hValue.Reset(m_pIsolate, hArrayObject);
+}
+
+void CFXJSE_Value::SetDate(FXJSE_DOUBLE dDouble) {
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  v8::Local<v8::Value> hDate = v8::Date::New(m_pIsolate, dDouble);
+  m_hValue.Reset(m_pIsolate, hDate);
+}
+
+FX_BOOL CFXJSE_Value::SetObjectProperty(const CFX_ByteStringC& szPropName,
+                                        CFXJSE_Value* lpPropValue) {
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  v8::Local<v8::Value> hObject =
+      v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+  if (!hObject->IsObject())
+    return FALSE;
+
+  v8::Local<v8::Value> hPropValue =
+      v8::Local<v8::Value>::New(m_pIsolate, lpPropValue->DirectGetValue());
+  return (FX_BOOL)hObject.As<v8::Object>()->Set(
+      v8::String::NewFromUtf8(m_pIsolate, szPropName.GetCStr(),
+                              v8::String::kNormalString,
+                              szPropName.GetLength()),
+      hPropValue);
+}
+
+FX_BOOL CFXJSE_Value::GetObjectProperty(const CFX_ByteStringC& szPropName,
+                                        CFXJSE_Value* lpPropValue) {
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  v8::Local<v8::Value> hObject =
+      v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+  if (!hObject->IsObject())
+    return FALSE;
+
+  v8::Local<v8::Value> hPropValue =
+      hObject.As<v8::Object>()->Get(v8::String::NewFromUtf8(
+          m_pIsolate, szPropName.GetCStr(), v8::String::kNormalString,
+          szPropName.GetLength()));
+  lpPropValue->ForceSetValue(hPropValue);
+  return TRUE;
+}
+
+FX_BOOL CFXJSE_Value::SetObjectProperty(uint32_t uPropIdx,
+                                        CFXJSE_Value* lpPropValue) {
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  v8::Local<v8::Value> hObject =
+      v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+  if (!hObject->IsObject())
+    return FALSE;
+
+  v8::Local<v8::Value> hPropValue =
+      v8::Local<v8::Value>::New(m_pIsolate, lpPropValue->DirectGetValue());
+  return (FX_BOOL)hObject.As<v8::Object>()->Set(uPropIdx, hPropValue);
+}
+
+FX_BOOL CFXJSE_Value::GetObjectProperty(uint32_t uPropIdx,
+                                        CFXJSE_Value* lpPropValue) {
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  v8::Local<v8::Value> hObject =
+      v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+  if (!hObject->IsObject())
+    return FALSE;
+
+  v8::Local<v8::Value> hPropValue = hObject.As<v8::Object>()->Get(uPropIdx);
+  lpPropValue->ForceSetValue(hPropValue);
+  return TRUE;
+}
+
+FX_BOOL CFXJSE_Value::DeleteObjectProperty(const CFX_ByteStringC& szPropName) {
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  v8::Local<v8::Value> hObject =
+      v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+  if (!hObject->IsObject())
+    return FALSE;
+
+  hObject.As<v8::Object>()->Delete(v8::String::NewFromUtf8(
+      m_pIsolate, szPropName.GetCStr(), v8::String::kNormalString,
+      szPropName.GetLength()));
+  return TRUE;
+}
+
+FX_BOOL CFXJSE_Value::HasObjectOwnProperty(const CFX_ByteStringC& szPropName,
+                                           FX_BOOL bUseTypeGetter) {
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  v8::Local<v8::Value> hObject =
+      v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+  if (!hObject->IsObject())
+    return FALSE;
+
+  v8::Local<v8::String> hKey = v8::String::NewFromUtf8(
+      m_pIsolate, szPropName.GetCStr(), v8::String::kNormalString,
+      szPropName.GetLength());
+  return hObject.As<v8::Object>()->HasRealNamedProperty(hKey) ||
+         (bUseTypeGetter &&
+          hObject.As<v8::Object>()
+              ->HasOwnProperty(m_pIsolate->GetCurrentContext(), hKey)
+              .FromMaybe(false));
+}
+
+FX_BOOL CFXJSE_Value::SetObjectOwnProperty(const CFX_ByteStringC& szPropName,
+                                           CFXJSE_Value* lpPropValue) {
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  v8::Local<v8::Value> hObject =
+      v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+  if (!hObject->IsObject())
+    return FALSE;
+
+  v8::Local<v8::Value> hValue =
+      v8::Local<v8::Value>::New(m_pIsolate, lpPropValue->m_hValue);
+  return hObject.As<v8::Object>()
+      ->DefineOwnProperty(
+          m_pIsolate->GetCurrentContext(),
+          v8::String::NewFromUtf8(m_pIsolate, szPropName.GetCStr(),
+                                  v8::String::kNormalString,
+                                  szPropName.GetLength()),
+          hValue)
+      .FromMaybe(false);
+}
+
+FX_BOOL CFXJSE_Value::SetFunctionBind(CFXJSE_Value* lpOldFunction,
+                                      CFXJSE_Value* lpNewThis) {
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  v8::Local<v8::Value> rgArgs[2];
+  v8::Local<v8::Value> hOldFunction =
+      v8::Local<v8::Value>::New(m_pIsolate, lpOldFunction->DirectGetValue());
+  if (hOldFunction.IsEmpty() || !hOldFunction->IsFunction())
+    return FALSE;
+
+  rgArgs[0] = hOldFunction;
+  v8::Local<v8::Value> hNewThis =
+      v8::Local<v8::Value>::New(m_pIsolate, lpNewThis->DirectGetValue());
+  if (hNewThis.IsEmpty())
+    return FALSE;
+
+  rgArgs[1] = hNewThis;
+  v8::Local<v8::String> hBinderFuncSource =
+      v8::String::NewFromUtf8(m_pIsolate,
+                              "(function (oldfunction, newthis) { return "
+                              "oldfunction.bind(newthis); })");
+  v8::Local<v8::Function> hBinderFunc =
+      v8::Script::Compile(hBinderFuncSource)->Run().As<v8::Function>();
+  v8::Local<v8::Value> hBoundFunction =
+      hBinderFunc->Call(m_pIsolate->GetCurrentContext()->Global(), 2, rgArgs);
+  if (hBoundFunction.IsEmpty() || !hBoundFunction->IsFunction())
+    return FALSE;
+
+  m_hValue.Reset(m_pIsolate, hBoundFunction);
+  return TRUE;
+}
+
+#define FXJSE_INVALID_PTR ((void*)(intptr_t)-1)
+FX_BOOL CFXJSE_Value::Call(CFXJSE_Value* lpReceiver,
+                           CFXJSE_Value* lpRetValue,
+                           uint32_t nArgCount,
+                           FXJSE_HVALUE* lpArgs) {
+  CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+  v8::Local<v8::Value> hFunctionValue =
+      v8::Local<v8::Value>::New(m_pIsolate, DirectGetValue());
+  v8::Local<v8::Object> hFunctionObject =
+      !hFunctionValue.IsEmpty() && hFunctionValue->IsObject()
+          ? hFunctionValue.As<v8::Object>()
+          : v8::Local<v8::Object>();
+
+  v8::TryCatch trycatch(m_pIsolate);
+  if (hFunctionObject.IsEmpty() || !hFunctionObject->IsCallable()) {
+    if (lpRetValue)
+      lpRetValue->ForceSetValue(FXJSE_CreateReturnValue(m_pIsolate, trycatch));
+    return FALSE;
+  }
+
+  v8::Local<v8::Value> hReturnValue;
+  v8::Local<v8::Value>* lpLocalArgs = NULL;
+  if (nArgCount) {
+    lpLocalArgs = FX_Alloc(v8::Local<v8::Value>, nArgCount);
+    for (uint32_t i = 0; i < nArgCount; i++) {
+      new (lpLocalArgs + i) v8::Local<v8::Value>;
+      CFXJSE_Value* lpArg = (CFXJSE_Value*)lpArgs[i];
+      if (lpArg) {
+        lpLocalArgs[i] =
+            v8::Local<v8::Value>::New(m_pIsolate, lpArg->DirectGetValue());
+      }
+      if (lpLocalArgs[i].IsEmpty()) {
+        lpLocalArgs[i] = v8::Undefined(m_pIsolate);
+      }
+    }
+  }
+
+  FX_BOOL bRetValue = TRUE;
+  if (lpReceiver == FXJSE_INVALID_PTR) {
+    v8::MaybeLocal<v8::Value> maybe_retvalue =
+        hFunctionObject->CallAsConstructor(m_pIsolate->GetCurrentContext(),
+                                           nArgCount, lpLocalArgs);
+    hReturnValue = maybe_retvalue.FromMaybe(v8::Local<v8::Value>());
+  } else {
+    v8::Local<v8::Value> hReceiver;
+    if (lpReceiver) {
+      hReceiver =
+          v8::Local<v8::Value>::New(m_pIsolate, lpReceiver->DirectGetValue());
+    }
+    if (hReceiver.IsEmpty() || !hReceiver->IsObject())
+      hReceiver = v8::Object::New(m_pIsolate);
+
+    v8::MaybeLocal<v8::Value> maybe_retvalue = hFunctionObject->CallAsFunction(
+        m_pIsolate->GetCurrentContext(), hReceiver, nArgCount, lpLocalArgs);
+    hReturnValue = maybe_retvalue.FromMaybe(v8::Local<v8::Value>());
+  }
+
+  if (trycatch.HasCaught()) {
+    hReturnValue = FXJSE_CreateReturnValue(m_pIsolate, trycatch);
+    bRetValue = FALSE;
+  }
+
+  if (lpRetValue)
+    lpRetValue->ForceSetValue(hReturnValue);
+
+  if (lpLocalArgs) {
+    for (uint32_t i = 0; i < nArgCount; i++)
+      lpLocalArgs[i].~Local();
+    FX_Free(lpLocalArgs);
+  }
+  return bRetValue;
+}
diff --git a/xfa/fxjse/value.h b/xfa/fxjse/value.h
new file mode 100644
index 0000000000..7e140d7975
--- /dev/null
+++ b/xfa/fxjse/value.h
@@ -0,0 +1,241 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FXJSE_VALUE_H_
+#define XFA_FXJSE_VALUE_H_
+
+#include "xfa/fxjse/scope_inline.h"
+
+class CFXJSE_Value {
+ public:
+  CFXJSE_Value(v8::Isolate* pIsolate) : m_pIsolate(pIsolate) {}
+
+ protected:
+  CFXJSE_Value();
+  CFXJSE_Value(const CFXJSE_Value&);
+  CFXJSE_Value& operator=(const CFXJSE_Value&);
+
+ public:
+  V8_INLINE FX_BOOL IsUndefined() const {
+    if (m_hValue.IsEmpty()) {
+      return FALSE;
+    }
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return hValue->IsUndefined();
+  }
+  V8_INLINE FX_BOOL IsNull() const {
+    if (m_hValue.IsEmpty()) {
+      return FALSE;
+    }
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return hValue->IsNull();
+  }
+  V8_INLINE FX_BOOL IsBoolean() const {
+    if (m_hValue.IsEmpty()) {
+      return FALSE;
+    }
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return hValue->IsBoolean();
+  }
+  V8_INLINE FX_BOOL IsString() const {
+    if (m_hValue.IsEmpty()) {
+      return FALSE;
+    }
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return hValue->IsString();
+  }
+  V8_INLINE FX_BOOL IsNumber() const {
+    if (m_hValue.IsEmpty()) {
+      return FALSE;
+    }
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return hValue->IsNumber();
+  }
+  V8_INLINE FX_BOOL IsInteger() const {
+    if (m_hValue.IsEmpty()) {
+      return FALSE;
+    }
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return hValue->IsInt32();
+  }
+  V8_INLINE FX_BOOL IsObject() const {
+    if (m_hValue.IsEmpty()) {
+      return FALSE;
+    }
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return hValue->IsObject();
+  }
+  V8_INLINE FX_BOOL IsArray() const {
+    if (m_hValue.IsEmpty()) {
+      return FALSE;
+    }
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return hValue->IsArray();
+  }
+  V8_INLINE FX_BOOL IsFunction() const {
+    if (m_hValue.IsEmpty()) {
+      return FALSE;
+    }
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return hValue->IsFunction();
+  }
+  V8_INLINE FX_BOOL IsDate() const {
+    if (m_hValue.IsEmpty()) {
+      return FALSE;
+    }
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return hValue->IsDate();
+  }
+
+ public:
+  V8_INLINE FX_BOOL ToBoolean() const {
+    ASSERT(!m_hValue.IsEmpty());
+    CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return static_cast<FX_BOOL>(hValue->BooleanValue());
+  }
+  V8_INLINE FX_FLOAT ToFloat() const {
+    ASSERT(!m_hValue.IsEmpty());
+    CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return static_cast<FX_FLOAT>(hValue->NumberValue());
+  }
+  V8_INLINE FXJSE_DOUBLE ToDouble() const {
+    ASSERT(!m_hValue.IsEmpty());
+    CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return static_cast<FXJSE_DOUBLE>(hValue->NumberValue());
+  }
+  V8_INLINE int32_t ToInteger() const {
+    ASSERT(!m_hValue.IsEmpty());
+    CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    return static_cast<int32_t>(hValue->NumberValue());
+  }
+  V8_INLINE void ToString(CFX_ByteString& szStrOutput) const {
+    ASSERT(!m_hValue.IsEmpty());
+    CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Local<v8::Value>::New(m_pIsolate, m_hValue);
+    v8::Local<v8::String> hString = hValue->ToString();
+    v8::String::Utf8Value hStringVal(hString);
+    szStrOutput = *hStringVal;
+  }
+  void* ToObject(CFXJSE_Class* lpClass) const;
+
+ public:
+  V8_INLINE void SetUndefined() {
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue = v8::Undefined(m_pIsolate);
+    m_hValue.Reset(m_pIsolate, hValue);
+  }
+  V8_INLINE void SetNull() {
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue = v8::Null(m_pIsolate);
+    m_hValue.Reset(m_pIsolate, hValue);
+  }
+  V8_INLINE void SetBoolean(FX_BOOL bBoolean) {
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue =
+        v8::Boolean::New(m_pIsolate, bBoolean != FALSE);
+    m_hValue.Reset(m_pIsolate, hValue);
+  }
+  V8_INLINE void SetInteger(int32_t nInteger) {
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue = v8::Integer::New(m_pIsolate, nInteger);
+    m_hValue.Reset(m_pIsolate, hValue);
+  }
+  V8_INLINE void SetDouble(FXJSE_DOUBLE dDouble) {
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue = v8::Number::New(m_pIsolate, dDouble);
+    m_hValue.Reset(m_pIsolate, hValue);
+  }
+  V8_INLINE void SetString(const CFX_ByteStringC& szString) {
+    CFXJSE_ScopeUtil_IsolateHandle scope(m_pIsolate);
+    v8::Local<v8::Value> hValue = v8::String::NewFromUtf8(
+        m_pIsolate, reinterpret_cast<const char*>(szString.GetPtr()),
+        v8::String::kNormalString, szString.GetLength());
+    m_hValue.Reset(m_pIsolate, hValue);
+  }
+  V8_INLINE void SetFloat(FX_FLOAT fFloat);
+  V8_INLINE void SetJSObject() {
+    CFXJSE_ScopeUtil_IsolateHandleRootContext scope(m_pIsolate);
+    v8::Local<v8::Value> hValue = v8::Object::New(m_pIsolate);
+    m_hValue.Reset(m_pIsolate, hValue);
+  }
+  void SetHostObject(void* lpObject, CFXJSE_Class* lpClass);
+  void SetArray(uint32_t uValueCount, CFXJSE_Value** rgValues);
+  void SetDate(FXJSE_DOUBLE dDouble);
+
+ public:
+  FX_BOOL GetObjectProperty(const CFX_ByteStringC& szPropName,
+                            CFXJSE_Value* lpPropValue);
+  FX_BOOL SetObjectProperty(const CFX_ByteStringC& szPropName,
+                            CFXJSE_Value* lpPropValue);
+  FX_BOOL GetObjectProperty(uint32_t uPropIdx, CFXJSE_Value* lpPropValue);
+  FX_BOOL SetObjectProperty(uint32_t uPropIdx, CFXJSE_Value* lpPropValue);
+  FX_BOOL DeleteObjectProperty(const CFX_ByteStringC& szPropName);
+  FX_BOOL HasObjectOwnProperty(const CFX_ByteStringC& szPropName,
+                               FX_BOOL bUseTypeGetter);
+  FX_BOOL SetObjectOwnProperty(const CFX_ByteStringC& szPropName,
+                               CFXJSE_Value* lpPropValue);
+  FX_BOOL SetFunctionBind(CFXJSE_Value* lpOldFunction, CFXJSE_Value* lpNewThis);
+  FX_BOOL Call(CFXJSE_Value* lpReceiver,
+               CFXJSE_Value* lpRetValue,
+               uint32_t nArgCount,
+               FXJSE_HVALUE* lpArgs);
+
+ public:
+  V8_INLINE v8::Isolate* GetIsolate() const { return m_pIsolate; }
+  V8_INLINE const v8::Global<v8::Value>& DirectGetValue() const {
+    return m_hValue;
+  }
+  V8_INLINE void ForceSetValue(v8::Local<v8::Value> hValue) {
+    m_hValue.Reset(m_pIsolate, hValue);
+  }
+  V8_INLINE void Assign(const CFXJSE_Value* lpValue) {
+    if (lpValue) {
+      m_hValue.Reset(m_pIsolate, lpValue->m_hValue);
+    } else {
+      m_hValue.Reset();
+    }
+  }
+
+ public:
+  static CFXJSE_Value* Create(v8::Isolate* pIsolate);
+
+ protected:
+  v8::Isolate* m_pIsolate;
+  v8::Global<v8::Value> m_hValue;
+  friend class CFXJSE_Context;
+  friend class CFXJSE_Class;
+};
+
+#endif  // XFA_FXJSE_VALUE_H_