Ganesh: images upload to GPU performance fix (skip copying encoded data)

third_party/WebKit/Source/platform/graphics/DecodingImageGenerator.cpp

Index: third_party/WebKit/Source/platform/graphics/DecodingImageGenerator.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/DecodingImageGenerator.cpp b/third_party/WebKit/Source/platform/graphics/DecodingImageGenerator.cpp
index a1adcce004f065ad73110d3e77733144419bfd66..ed1eb4686770da7caf152fd4cad8a3ce5325a8ce 100644
--- a/third_party/WebKit/Source/platform/graphics/DecodingImageGenerator.cpp
+++ b/third_party/WebKit/Source/platform/graphics/DecodingImageGenerator.cpp
@@ -51,15 +51,7 @@ DecodingImageGenerator::~DecodingImageGenerator()
 
 SkData* DecodingImageGenerator::onRefEncodedData()
 {
-    // FIXME: If the image has been clipped or scaled, do not return the original
-    // encoded data, since on playback it will not be known how the clipping/scaling
-    // was done.
-    RefPtr<SharedBuffer> buffer = nullptr;
-    bool allDataReceived = false;
-    m_frameGenerator->copyData(&buffer, &allDataReceived);
-    if (buffer && allDataReceived)
-        return SkData::NewWithCopy(buffer->data(), buffer->size());
-    return 0;
+    return m_frameGenerator->refSkData();
 }
 
 bool DecodingImageGenerator::onGetPixels(const SkImageInfo& info, void* pixels, size_t rowBytes,