Merge to XFA: Refactor fxjs_v8 and add embeddertests for it.

(cherry picked from commit b17d62601b21dfce85718e08cfd0ffce3a45d74e)
(cherry picked from commit 09ed30750282bf56a92d0e646ab22c64bea81a36)
Manual edits:
  fpdfsdk/src/jsapi/fxjs_v8_embeddertest.cpp - add lockers.
  fppdfsdk/src/javascript/JS_Runtime.cpp - rework XFA init path.

Original Review URL: https://codereview.chromium.org/1338073002 .

R=thestig@chromium.org

Review URL: https://codereview.chromium.org/1348433002 .

1 files changed, 8 insertions, 26 deletions

diff --git a/fpdfsdk/src/javascript/JS_Runtime.cpp b/fpdfsdk/src/javascript/JS_Runtime.cpp
index afc6db6ae5..a85067be1b 100644
--- a/fpdfsdk/src/javascript/JS_Runtime.cpp
+++ b/fpdfsdk/src/javascript/JS_Runtime.cpp
@@ -32,24 +32,14 @@
 CJS_RuntimeFactory::~CJS_RuntimeFactory() {}
 
 IFXJS_Runtime* CJS_RuntimeFactory::NewJSRuntime(CPDFDoc_Environment* pApp) {
-  if (!m_bInit) {
-    unsigned int embedderDataSlot = 0;
-    if (pApp->GetFormFillInfo()->m_pJsPlatform->version >= 2) {
-      embedderDataSlot =
-          pApp->GetFormFillInfo()->m_pJsPlatform->m_v8EmbedderSlot;
-    }
-    JS_Initial(embedderDataSlot);
-    m_bInit = TRUE;
-  }
+  m_bInit = true;
   return new CJS_Runtime(pApp);
 }
 void CJS_RuntimeFactory::AddRef() {
-  // to do.Should be implemented as atom manipulation.
   m_nRef++;
 }
 void CJS_RuntimeFactory::Release() {
   if (m_bInit) {
-    // to do.Should be implemented as atom manipulation.
     if (--m_nRef == 0) {
       JS_Release();
       m_bInit = FALSE;
@@ -61,18 +51,6 @@ void CJS_RuntimeFactory::DeleteJSRuntime(IFXJS_Runtime* pRuntime) {
   delete (CJS_Runtime*)pRuntime;
 }
 
-void* CJS_ArrayBufferAllocator::Allocate(size_t length) {
-  return calloc(1, length);
-}
-
-void* CJS_ArrayBufferAllocator::AllocateUninitialized(size_t length) {
-  return malloc(length);
-}
-
-void CJS_ArrayBufferAllocator::Free(void* data, size_t length) {
-  free(data);
-}
-
 /* ------------------------------ CJS_Runtime ------------------------------ */
 v8::Global<v8::ObjectTemplate>& _getGlobalObjectTemplate(v8::Isolate* pIsolate);
 
@@ -91,7 +69,7 @@ CJS_Runtime::CJS_Runtime(CPDFDoc_Environment* pApp)
         m_pApp->GetFormFillInfo()->m_pJsPlatform->m_isolate);
   }
   if (!m_isolate) {
-    m_pArrayBufferAllocator.reset(new CJS_ArrayBufferAllocator());
+    m_pArrayBufferAllocator.reset(new JS_ArrayBufferAllocator());
 
     v8::Isolate::CreateParams params;
     params.array_buffer_allocator = m_pArrayBufferAllocator.get();
@@ -105,15 +83,19 @@ CJS_Runtime::CJS_Runtime(CPDFDoc_Environment* pApp)
   v8::HandleScope handle_scope(isolate);
   if (CPDFXFA_App::GetInstance()->InitRuntime(FALSE)) {
     CJS_Context* pContext = (CJS_Context*)NewContext();
-    JS_InitialRuntime(GetIsolate(), this, pContext, m_context);
+    JS_InitializeRuntime(GetIsolate(), this, pContext, m_context);
     ReleaseContext(pContext);
     return;
   }
 
+  unsigned int embedderDataSlot = 0;
+  if (m_pApp->GetFormFillInfo()->m_pJsPlatform->version >= 2)
+    embedderDataSlot = pApp->GetFormFillInfo()->m_pJsPlatform->m_v8EmbedderSlot;
+  JS_Initialize(embedderDataSlot);
   DefineJSObjects();
 
   CJS_Context* pContext = (CJS_Context*)NewContext();
-  JS_InitialRuntime(GetIsolate(), this, pContext, m_context);
+  JS_InitializeRuntime(GetIsolate(), this, pContext, m_context);
   ReleaseContext(pContext);
 }