Remove more calls to HandleScope default ctor.

chrome/renderer/extensions/object_backed_native_handler.cc

 // Copyright (c) 2012 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.
 
 // TODO(dcarney): Remove this when UnsafePersistent is removed.
 #define V8_ALLOW_ACCESS_TO_RAW_HANDLE_CONSTRUCTOR
 
 #include "chrome/renderer/extensions/object_backed_native_handler.h"
 
 #include "base/logging.h"
@@ skipping 20 matching lines @@
   Invalidate();
 }
 
 v8::Handle<v8::Object> ObjectBackedNativeHandler::NewInstance() {
   return object_template_->NewInstance();
 }
 
 // static
 void ObjectBackedNativeHandler::Router(
     const v8::FunctionCallbackInfo<v8::Value>& args) {
-  v8::HandleScope handle_scope;
+  v8::HandleScope handle_scope(args.GetIsolate());
   v8::Handle<v8::Object> data = args.Data().As<v8::Object>();
 
   v8::Handle<v8::Value> handler_function_value =
       data->Get(v8::String::New(kHandlerFunction));
   // See comment in header file for why we do this.
   if (handler_function_value.IsEmpty() ||
       handler_function_value->IsUndefined()) {
     console::Error(v8::Context::GetCalling(),
                    "Extension view no longer exists");
     return;
@@ skipping 37 matching lines @@
         handler_function_value.As<v8::External>()->Value());
     data->Delete(v8::String::New(kHandlerFunction));
     it->dispose();
   }
   object_template_.reset();
   context_ = NULL;
   NativeHandler::Invalidate();
 }
 
 }   // namespace extensions