Remove duplication of encoded image data

third_party/WebKit/Source/core/fetch/ImageResource.cpp

Index: third_party/WebKit/Source/core/fetch/ImageResource.cpp
diff --git a/third_party/WebKit/Source/core/fetch/ImageResource.cpp b/third_party/WebKit/Source/core/fetch/ImageResource.cpp
index 6ebd8315d925a5caf55530bf8627cac0c344b0cc..8eba2ab1c31965ea7af7debdc2e0045105b1b196 100644
--- a/third_party/WebKit/Source/core/fetch/ImageResource.cpp
+++ b/third_party/WebKit/Source/core/fetch/ImageResource.cpp
@@ -123,11 +123,6 @@ void ImageResource::addObserver(ImageResourceObserver* observer)
     if (isCacheValidator())
         return;
 
-    if (m_data && !m_image && !errorOccurred()) {
-        createImage();
-        m_image->setData(m_data, true);
-    }
-
     if (m_image && !m_image->isNull()) {
         observer->imageChanged(this);
     }
@@ -392,6 +387,7 @@ void ImageResource::finish(double loadFinishTime)
             updateImageAndClearBuffer();
     } else {
         updateImage(true);
+        m_data.clear();
     }
     Resource::finish(loadFinishTime);
 }
@@ -500,10 +496,9 @@ void ImageResource::reloadIfLoFi(ResourceFetcher* fetcher)
         return;
     m_resourceRequest.setCachePolicy(WebCachePolicy::BypassingCache);
     m_resourceRequest.setLoFiState(WebURLRequest::LoFiOff);
-    if (isLoading())
+    if (isLoading()) {
         m_loader->cancel();
-    else
-        updateImageAndClearBuffer();
+    }
     setStatus(NotStarted);
     fetcher->startLoad(this);
 }