Change the return type of WTF::bind() to |OwnPtr<Function>|

Source/core/loader/WorkerLoaderClientBridgeSyncHelper.cpp

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 40 matching lines @@
     ASSERT(isMainThread());
     for (size_t i = 0; i < m_receivedData.size(); ++i)
         delete m_receivedData[i];
 }
 
 void WorkerLoaderClientBridgeSyncHelper::run()
 {
     // This must be called only after m_event is signalled.
     ASSERT(m_done);
     for (size_t i = 0; i < m_clientTasks.size(); ++i)
-        m_clientTasks[i]();
+        (*m_clientTasks[i])();
 }
 
 void WorkerLoaderClientBridgeSyncHelper::didSendData(unsigned long long bytesSent, unsigned long long totalBytesToBeSent)
 {
     ASSERT(isMainThread());
     m_clientTasks.append(bind(&ThreadableLoaderClient::didSendData, &m_client, bytesSent, totalBytesToBeSent));
 }
 
 static void didReceiveResponseAdapter(ThreadableLoaderClient* client, unsigned long identifier, PassOwnPtr<CrossThreadResourceResponseData> responseData, PassOwnPtr<WebDataConsumerHandle> handle)
 {
@@ skipping 65 matching lines @@
 
 WorkerLoaderClientBridgeSyncHelper::WorkerLoaderClientBridgeSyncHelper(ThreadableLoaderClient& client, PassOwnPtr<blink::WebWaitableEvent> event)
     : m_done(false)
     , m_client(client)
     , m_event(event)
 {
     ASSERT(m_event);
 }
 
 } // namespace blink