Pass SharedBuffer by reference to DeferredImageDecoder::setData()

Source/platform/graphics/BitmapImage.cpp

 /*
  * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2004, 2005, 2006, 2008 Apple 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
@@ skipping 217 matching lines @@
         // decode any uncached (i.e. never-decoded or
         // cleared-on-a-previous-pass) frames!
         unsigned frameBytes = m_frames[i].m_frameBytes;
         if (m_frames[i].m_haveMetadata && !m_frames[i].m_isComplete)
             frameBytesCleared += (m_frames[i].clear(true) ? frameBytes : 0);
     }
     destroyMetadataAndNotify(frameBytesCleared);
 
     // Feed all the data we've seen so far to the image decoder.
     m_allDataReceived = allDataReceived;
-    m_source.setData(data(), allDataReceived);
+    ASSERT(data());
+    m_source.setData(*data(), allDataReceived);
 
     m_haveFrameCount = false;
     m_hasUniformFrameSize = true;
     return isSizeAvailable();
 }
 
 String BitmapImage::filenameExtension() const
 {
     return m_source.filenameExtension();
 }
@@ skipping 363 matching lines @@
     }
     return m_isSolidColor && !m_currentFrame;
 }
 
 Color BitmapImage::solidColor() const
 {
     return m_solidColor;
 }
 
 }