Add notifications for when V8Proxy creates or destroys a V8 Context.

webkit/port/bindings/v8/v8_proxy.cpp

 // Copyright (c) 2008, Google Inc.
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
@@ skipping 27 matching lines @@
 #include "v8_proxy.h"
 #include "v8_binding.h"
 #include "V8Collection.h"
 #include "V8DOMWindow.h"
 #include "V8IsolatedWorld.h"
 
 #include "ChromiumBridge.h"
 #include "CSSMutableStyleDeclaration.h"
 #include "DOMObjectsInclude.h"
 #include "DocumentLoader.h"
+#include "FrameLoaderClient.h"
 #include "ScriptController.h"
 #include "V8CustomBinding.h"
 #include "V8DOMMap.h"
 #include "V8Index.h"
 #include "WorkerContextExecutionProxy.h"
 
 namespace WebCore {
 
 // Static utility context.
 v8::Persistent<v8::Context> V8Proxy::m_utilityContext;
@@ skipping 1866 matching lines @@
 
 void V8Proxy::ClearDocumentWrapperCache()
 {
     ASSERT(!m_context.IsEmpty());
     m_context->Global()->ForceDelete(v8::String::New("document"));
 }
 
 
 void V8Proxy::DisposeContextHandles() {
     if (!m_context.IsEmpty()) {
+        m_frame->loader()->client()->didDestroyScriptContext();
         m_context.Dispose();
         m_context.Clear();
     }
 
     if (!m_wrapper_boilerplates.IsEmpty()) {
 #ifndef NDEBUG
         UnregisterGlobalHandle(this, m_wrapper_boilerplates);
 #endif
         m_wrapper_boilerplates.Dispose();
         m_wrapper_boilerplates.Clear();
@@ skipping 383 matching lines @@
   RegisterGlobalHandle(PROXY, this, m_wrapper_boilerplates);
 #endif
 
   if (!installDOMWindow(context, m_frame->domWindow()))
     DisposeContextHandles();
 
   updateDocument();
 
   SetSecurityToken();
 
+  m_frame->loader()->client()->didCreateScriptContext();
   m_frame->loader()->dispatchWindowObjectAvailable();
 }
 
 template <class T>
 void setDOMExceptionHelper(V8ClassIndex::V8WrapperType type, PassRefPtr<T> exception) {
   v8::Handle<v8::Value> v8Exception;
   if (WorkerContextExecutionProxy::retrieve())
       v8Exception = WorkerContextExecutionProxy::ToV8Object(type, exception.get());
   else
       v8Exception = V8Proxy::ToV8Object(type, exception.get());
@@ skipping 1210 matching lines @@
   v8::HandleScope scope;
   if (!context->GetData()->IsObject()) {
     return -1;
   }
   v8::Handle<v8::Value> data = context->GetData()->ToObject()->Get(
       v8::String::New(kContextDebugDataValue));
   return data->IsInt32() ? data->Int32Value() : -1;
 }
 
 }  // namespace WebCore