Implement cross-origin attributes using access check interceptors.

third_party/WebKit/Source/bindings/core/v8/ScriptState.cpp

Index: third_party/WebKit/Source/bindings/core/v8/ScriptState.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/ScriptState.cpp b/third_party/WebKit/Source/bindings/core/v8/ScriptState.cpp
index 9a621418a09dae17d666c8bab8c8d23c7e6b5b0c..ad5ca71890b36167e71eb14e29d247bfaedb597c 100644
--- a/third_party/WebKit/Source/bindings/core/v8/ScriptState.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/ScriptState.cpp
@@ -44,14 +44,6 @@ ScriptState::ScriptState(v8::Local<v8::Context> context,
   ASSERT(m_world);
   m_context.setWeak(this, &weakCallback);
   context->SetAlignedPointerInEmbedderData(v8ContextPerContextDataIndex, this);
-  v8::Local<v8::Object> global = context->Global();
-  // TODO(jochen): Remove this once we correctly set internal fields on the
-  // global proxy.
-  if (global->InternalFieldCount()) {
-    int indicies[] = {v8DOMWrapperTypeIndex, v8DOMWrapperObjectIndex};
-    void* values[] = {nullptr, nullptr};
-    global->SetAlignedPointerInInternalFields(2, indicies, values);
-  }
 }
 
 ScriptState::~ScriptState() {