Optimization for image decoding using Skia discardable memory

Source/platform/graphics/ThreadSafeDataTransport.cpp

 /*
  * Copyright (C) 2012 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 15 matching lines @@
 #include "config.h"
 
 #include "platform/graphics/ThreadSafeDataTransport.h"
 
 #include "platform/SharedBuffer.h"
 
 namespace WebCore {
 
 ThreadSafeDataTransport::ThreadSafeDataTransport()
     : m_readBuffer(SharedBuffer::create())
+    , m_allDataReceived(false)
     , m_readPosition(0)
 {
 }
 
 ThreadSafeDataTransport::~ThreadSafeDataTransport()
 {
 }
 
 void ThreadSafeDataTransport::setData(SharedBuffer* buffer, bool allDataReceived)
 {
@@ skipping 26 matching lines @@
     *allDataReceived = m_allDataReceived;
 }
 
 bool ThreadSafeDataTransport::hasNewData()
 {
     MutexLocker lock(m_mutex);
     return !m_newBufferQueue.isEmpty();
 }
 
 } // namespace WebCore