Rename JS_Runtime_Stub to cjs_runtimestub

This CL renames JS_Runtime_Stub.cpp to cjs_runtimestub.cpp to match the
contents. The event context stub is moved to to
cjs_event_context_stub.cpp.

Change-Id: I1b231b10aaedd1fe484e55736b0fb562d0a0df88
Reviewed-on: https://pdfium-review.googlesource.com/17037
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>

4 files changed, 82 insertions, 56 deletions

diff --git a/BUILD.gn b/BUILD.gn
index b6d3a184c8..7aaf6427d9 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -1261,7 +1261,11 @@ static_library("javascript") {
     deps += [ ":fxjs" ]
     configs += [ "//v8:external_startup_data" ]
   } else {
-    sources += [ "fpdfsdk/javascript/JS_Runtime_Stub.cpp" ]
+    sources += [
+      "fpdfsdk/javascript/cjs_event_context_stub.cpp",
+      "fpdfsdk/javascript/cjs_event_context_stub.h",
+      "fpdfsdk/javascript/cjs_runtimestub.cpp",
+    ]
   }
 }
 
diff --git a/fpdfsdk/javascript/cjs_event_context_stub.cpp b/fpdfsdk/javascript/cjs_event_context_stub.cpp
new file mode 100644
index 0000000000..ac8022b8ed
--- /dev/null
+++ b/fpdfsdk/javascript/cjs_event_context_stub.cpp
@@ -0,0 +1,12 @@
+// Copyright 2017 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 "fpdfsdk/javascript/cjs_event_context_stub.h"
+
+bool CJS_EventContextStub::RunScript(const WideString& script,
+                                     WideString* info) {
+  return false;
+}
diff --git a/fpdfsdk/javascript/JS_Runtime_Stub.cpp b/fpdfsdk/javascript/cjs_event_context_stub.h
index d25e257851..f3763c3f1f 100644
--- a/fpdfsdk/javascript/JS_Runtime_Stub.cpp
+++ b/fpdfsdk/javascript/cjs_event_context_stub.h
@@ -1,15 +1,13 @@
-// Copyright 2015 PDFium Authors. All rights reserved.
+// Copyright 2017 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 <memory>
+#ifndef FPDFSDK_JAVASCRIPT_CJS_EVENT_CONTEXT_STUB_H_
+#define FPDFSDK_JAVASCRIPT_CJS_EVENT_CONTEXT_STUB_H_
 
-#include "core/fxcrt/unowned_ptr.h"
 #include "fpdfsdk/javascript/ijs_event_context.h"
-#include "fpdfsdk/javascript/ijs_runtime.h"
-#include "third_party/base/ptr_util.h"
 
 class CJS_EventContextStub final : public IJS_EventContext {
  public:
@@ -17,9 +15,7 @@ class CJS_EventContextStub final : public IJS_EventContext {
   ~CJS_EventContextStub() override {}
 
   // IJS_EventContext:
-  bool RunScript(const WideString& script, WideString* info) override {
-    return false;
-  }
+  bool RunScript(const WideString& script, WideString* info) override;
 
   void OnApp_Init() override {}
   void OnDoc_Open(CPDFSDK_FormFillEnvironment* pFormFillEnv,
@@ -119,50 +115,4 @@ class CJS_EventContextStub final : public IJS_EventContext {
   void OnExternal_Exec() override {}
 };
 
-class CJS_RuntimeStub final : public IJS_Runtime {
- public:
-  explicit CJS_RuntimeStub(CPDFSDK_FormFillEnvironment* pFormFillEnv)
-      : m_pFormFillEnv(pFormFillEnv) {}
-  ~CJS_RuntimeStub() override {}
-
-  IJS_EventContext* NewEventContext() override {
-    if (!m_pContext)
-      m_pContext = pdfium::MakeUnique<CJS_EventContextStub>();
-    return m_pContext.get();
-  }
-
-  void ReleaseEventContext(IJS_EventContext* pContext) override {}
-
-  CPDFSDK_FormFillEnvironment* GetFormFillEnv() const override {
-    return m_pFormFillEnv.Get();
-  }
-
-#ifdef PDF_ENABLE_XFA
-  bool GetValueByName(const ByteStringView&, CFXJSE_Value*) override {
-    return false;
-  }
-
-  bool SetValueByName(const ByteStringView&, CFXJSE_Value*) override {
-    return false;
-  }
-#endif  // PDF_ENABLE_XFA
-
-  int ExecuteScript(const WideString& script, WideString* info) override {
-    return 0;
-  }
-
- protected:
-  UnownedPtr<CPDFSDK_FormFillEnvironment> const m_pFormFillEnv;
-  std::unique_ptr<CJS_EventContextStub> m_pContext;
-};
-
-// static
-void IJS_Runtime::Initialize(unsigned int slot, void* isolate) {}
-
-// static
-void IJS_Runtime::Destroy() {}
-
-// static
-IJS_Runtime* IJS_Runtime::Create(CPDFSDK_FormFillEnvironment* pFormFillEnv) {
-  return new CJS_RuntimeStub(pFormFillEnv);
-}
+#endif  // FPDFSDK_JAVASCRIPT_CJS_EVENT_CONTEXT_STUB_H_
diff --git a/fpdfsdk/javascript/cjs_runtimestub.cpp b/fpdfsdk/javascript/cjs_runtimestub.cpp
new file mode 100644
index 0000000000..391f400b22
--- /dev/null
+++ b/fpdfsdk/javascript/cjs_runtimestub.cpp
@@ -0,0 +1,60 @@
+// Copyright 2015 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 <memory>
+
+#include "core/fxcrt/unowned_ptr.h"
+#include "fpdfsdk/javascript/cjs_event_context_stub.h"
+#include "fpdfsdk/javascript/ijs_runtime.h"
+#include "third_party/base/ptr_util.h"
+
+class CJS_RuntimeStub final : public IJS_Runtime {
+ public:
+  explicit CJS_RuntimeStub(CPDFSDK_FormFillEnvironment* pFormFillEnv)
+      : m_pFormFillEnv(pFormFillEnv) {}
+  ~CJS_RuntimeStub() override {}
+
+  IJS_EventContext* NewEventContext() override {
+    if (!m_pContext)
+      m_pContext = pdfium::MakeUnique<CJS_EventContextStub>();
+    return m_pContext.get();
+  }
+
+  void ReleaseEventContext(IJS_EventContext* pContext) override {}
+
+  CPDFSDK_FormFillEnvironment* GetFormFillEnv() const override {
+    return m_pFormFillEnv.Get();
+  }
+
+#ifdef PDF_ENABLE_XFA
+  bool GetValueByName(const ByteStringView&, CFXJSE_Value*) override {
+    return false;
+  }
+
+  bool SetValueByName(const ByteStringView&, CFXJSE_Value*) override {
+    return false;
+  }
+#endif  // PDF_ENABLE_XFA
+
+  int ExecuteScript(const WideString& script, WideString* info) override {
+    return 0;
+  }
+
+ protected:
+  UnownedPtr<CPDFSDK_FormFillEnvironment> const m_pFormFillEnv;
+  std::unique_ptr<CJS_EventContextStub> m_pContext;
+};
+
+// static
+void IJS_Runtime::Initialize(unsigned int slot, void* isolate) {}
+
+// static
+void IJS_Runtime::Destroy() {}
+
+// static
+IJS_Runtime* IJS_Runtime::Create(CPDFSDK_FormFillEnvironment* pFormFillEnv) {
+  return new CJS_RuntimeStub(pFormFillEnv);
+}