Remove calls to HandleScope default ctor.

content/renderer/pepper/message_channel.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.
 
 #include "content/renderer/pepper/message_channel.h"
 
 #include <cstdlib>
 #include <string>
 
 #include "base/bind.h"
@@ skipping 348 matching lines @@
           base::Bind(&MessageChannel::NPVariantToPPVarComplete,
                      weak_ptr_factory_.GetWeakPtr(), result_iterator));
       return;
     }
   }
   NPVariantToPPVarComplete(result_iterator,
       ppapi::ScopedPPVar(PP_MakeUndefined()), false);
 }
 
 void MessageChannel::PostMessageToJavaScript(PP_Var message_data) {
-  v8::HandleScope scope;
+  v8::HandleScope scope(v8::Isolate::GetCurrent());
 
   // Because V8 is probably not on the stack for Native->JS calls, we need to
   // enter the appropriate context for the plugin.
   WebPluginContainer* container = instance_->container();
   // It's possible that container() is NULL if the plugin has been removed from
   // the DOM (but the PluginInstance is not destroyed yet).
   if (!container)
     return;
 
   v8::Local<v8::Context> context =
@@ skipping 171 matching lines @@
   // incoming passthrough object first, so that we behave correctly if anyone
   // invokes:
   //   SetPassthroughObject(passthrough_object());
   if (passthrough_object_)
     WebBindings::releaseObject(passthrough_object_);
 
   passthrough_object_ = passthrough;
 }
 
 }  // namespace content