Refactor PNGImageDecoder's call to setSize

third_party/WebKit/Source/platform/image-decoders/png/PNGImageReader.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 516 matching lines @@
     length = png_get_uint_32(chunk);
 
     if (isChunk(chunk, "IDAT")) {
       // Done with header chunks.
       m_idatOffset = m_readOffset;
       m_fctlNeedsDatChunk = false;
       if (m_ignoreAnimation)
         m_isAnimated = false;
       if (!m_isAnimated || 1 == m_reportedFrameCount)
         m_decoder->setRepetitionCount(cAnimationNone);
+      if (!m_decoder->setSize(m_width, m_height))
+        return false;
+      m_decoder->setColorSpace();
       m_decoder->headerAvailable();
       return true;
     }
 
     // Wait until the entire chunk is available for parsing simplicity.
     if (reader.size() < m_readOffset + length + 12)
       break;
 
     if (isChunk(chunk, "acTL")) {
       if (m_ignoreAnimation)
@@ skipping 126 matching lines @@
       break;
     default:
       return false;
   }
 
   m_fctlNeedsDatChunk = true;
   return true;
 }
 
 }  // namespace blink