Do not set m_decodeFailed in ImageFrameGenerator::decodeToYUV

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

Index: third_party/WebKit/Source/platform/graphics/ImageFrameGenerator.cpp
diff --git a/third_party/WebKit/Source/platform/graphics/ImageFrameGenerator.cpp b/third_party/WebKit/Source/platform/graphics/ImageFrameGenerator.cpp
index 4800a3141ac19725d605923cccbbcb94373fba80..312dba24c3dd11a02830bf9cf60c3f94ab0f24c4 100644
--- a/third_party/WebKit/Source/platform/graphics/ImageFrameGenerator.cpp
+++ b/third_party/WebKit/Source/platform/graphics/ImageFrameGenerator.cpp
@@ -106,6 +106,7 @@ ImageFrameGenerator::ImageFrameGenerator(const SkISize& fullSize, PassRefPtr<Sha
     , m_data(adoptRef(new ThreadSafeDataTransport()))
     , m_isMultiFrame(isMultiFrame)
     , m_decodeFailed(false)
+    , m_yuvDecodingFailed(false)
     , m_frameCount(0)
     , m_encodedData(nullptr)
 {
@@ -248,7 +249,7 @@ bool ImageFrameGenerator::decodeToYUV(size_t index, const SkISize componentSizes
     }
 
     ASSERT(decoder->failed());
-    m_decodeFailed = true;
+    m_yuvDecodingFailed = true;
     return false;
 }
 
@@ -395,6 +396,9 @@ bool ImageFrameGenerator::getYUVComponentSizes(SkYUVSizeInfo* sizeInfo)
 {
     TRACE_EVENT2("blink", "ImageFrameGenerator::getYUVComponentSizes", "width", m_fullSize.width(), "height", m_fullSize.height());
 
+    if (m_yuvDecodingFailed)
+        return false;
+
     SharedBuffer* data = 0;
     bool allDataReceived = false;
     m_data->data(&data, &allDataReceived);