[Extensions] Expand bindings access checks

extensions/renderer/render_frame_observer_natives.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "extensions/renderer/render_frame_observer_natives.h"
 
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "content/public/renderer/render_frame.h"
@@ skipping 32 matching lines @@
   base::Callback<void(bool)> callback_;
 
   DISALLOW_COPY_AND_ASSIGN(LoadWatcher);
 };
 
 }  // namespace
 
 RenderFrameObserverNatives::RenderFrameObserverNatives(ScriptContext* context)
     : ObjectBackedNativeHandler(context), weak_ptr_factory_(this) {
   RouteFunction(
-      "OnDocumentElementCreated",
+      "OnDocumentElementCreated", "app.window",
       base::Bind(&RenderFrameObserverNatives::OnDocumentElementCreated,
                  base::Unretained(this)));
 }
 
 RenderFrameObserverNatives::~RenderFrameObserverNatives() {}
 
 void RenderFrameObserverNatives::Invalidate() {
   weak_ptr_factory_.InvalidateWeakPtrs();
   ObjectBackedNativeHandler::Invalidate();
 }
@@ skipping 34 matching lines @@
     v8::Global<v8::Function> callback,
     bool succeeded) {
   v8::Isolate* isolate = context()->isolate();
   v8::HandleScope handle_scope(isolate);
   v8::Local<v8::Value> args[] = {v8::Boolean::New(isolate, succeeded)};
   context()->CallFunction(v8::Local<v8::Function>::New(isolate, callback),
                           arraysize(args), args);
 }
 
 }  // namespace extensions