Recreate the skia image decoder from the undecoded data bits passed down, whe...

third_party/WebKit/WebCore/platform/graphics/skia/ImageSourceSkia.cpp

 /*
  * Copyright (c) 2008, 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 82 matching lines @@
     : m_decoder(0)
 {}
 
 ImageSource::~ImageSource()
 {
     clear(true);
 }
 
 void ImageSource::clear(bool destroyAll, size_t clearBeforeFrame, SharedBuffer* data, bool allDataReceived)
 {
-    // TODO(darin): Figure out what to do with the |data| and |allDataReceived| params.
-
-    if (destroyAll) {
-        delete m_decoder;
-        m_decoder = 0;
+    if (!destroyAll) {
+        if (m_decoder)
+            m_decoder->clearFrameBufferCache(clearBeforeFrame);
         return;
     }
 
-    if (m_decoder)
-        m_decoder->clearFrameBufferCache(clearBeforeFrame);
+    delete m_decoder;
+    m_decoder = 0;
+    if (data)
+        setData(data, allDataReceived);
 }
 
 bool ImageSource::initialized() const
 {
     return m_decoder;
 }
 
 void ImageSource::setData(SharedBuffer* data, bool allDataReceived)
 {
     // Make the decoder by sniffing the bytes.
@@ skipping 115 matching lines @@
 
     ImageSource::setData(data, allDataReceived);
 }
 
 String ImageSource::filenameExtension() const
 {
     return m_decoder ? m_decoder->filenameExtension() : String();
 }
 
 }