Optionally have MessagePort pass data as base::Value, part 1.

content/child/navigator_connect/navigator_connect_provider.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 "content/child/navigator_connect/navigator_connect_provider.h"
 
 #include "base/lazy_instance.h"
 #include "base/single_thread_task_runner.h"
 #include "base/task_runner_util.h"
 #include "content/child/thread_safe_sender.h"
@@ skipping 69 matching lines @@
 void NavigatorConnectProvider::OnConnectResult(int thread_id,
                                                int request_id,
                                                int message_port_id,
                                                int message_port_route_id,
                                                bool allow_connect) {
   blink::WebNavigatorConnectPortCallbacks* callbacks =
       requests_.Lookup(request_id);
   DCHECK(callbacks);
 
   if (allow_connect) {
-    callbacks->onSuccess(new WebMessagePortChannelImpl(
-        message_port_route_id, message_port_id, main_loop_));
+    WebMessagePortChannelImpl* channel = new WebMessagePortChannelImpl(
+        message_port_route_id, message_port_id, main_loop_);
+    callbacks->onSuccess(channel);
   } else {
     callbacks->onError();
   }
   requests_.Remove(request_id);
 }
 
 void NavigatorConnectProvider::OnWorkerRunLoopStopped() {
   delete this;
 }
 
 }  // namespace content