Fix ImageDecoder::frameIsCompleteAtIndex - fully received instead of decoded.

third_party/WebKit/Source/platform/image-decoders/png/PNGImageDecoder.cpp

 /*
  * Copyright (C) 2006 Apple Computer, Inc.
  * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
  *
  * Portions are Copyright (C) 2001 mozilla.org
  *
  * Other contributors:
  *   Stuart Parmenter <stuart@mozilla.com>
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 406 matching lines @@
 }
 
 void PNGImageDecoder::complete()
 {
     if (m_frameBufferCache.isEmpty())
         return;
 
     m_frameBufferCache[0].setStatus(ImageFrame::FrameComplete);
 }
 
-inline bool isComplete(const PNGImageDecoder* decoder)
-{
-    return decoder->frameIsCompleteAtIndex(0);
-}
-
 void PNGImageDecoder::decode(bool onlySize)
 {
     if (failed())
         return;
 
     if (!m_reader)
         m_reader = adoptPtr(new PNGImageReader(this, m_offset));
 
     // If we couldn't decode the image but have received all the data, decoding
     // has failed.
     if (!m_reader->decode(*m_data, onlySize) && isAllDataReceived())
         setFailed();
 
     // If decoding is done or failed, we don't need the PNGImageReader anymore.
-    if (isComplete(this) || failed())
+    if (frameIsCompleteAtIndex(0) || failed())
         m_reader.reset();
 }
 
 } // namespace blink