Cancel image loads if decoding failed.

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 c08e465ee78fe5722792924a619f9acb8341854e..7b525add53e5f7a33d53411658b96abeb18364d6 100644
--- a/third_party/WebKit/Source/core/fetch/ImageResource.cpp
+++ b/third_party/WebKit/Source/core/fetch/ImageResource.cpp
@@ -389,19 +389,21 @@ void ImageResource::updateImage(bool allDataReceived)
     // received all the data or the size is known. Each chunk from the
     // network causes observers to repaint, which will force that chunk
     // to decode.
-    if (sizeAvailable || allDataReceived) {
-        if (!m_image || m_image->isNull()) {
-            if (!errorOccurred())
-                setStatus(DecodeError);
-            clear();
-            if (memoryCache()->contains(this))
-                memoryCache()->remove(this);
-        }
-
-        // It would be nice to only redraw the decoded band of the image, but with the current design
-        // (decoding delayed until painting) that seems hard.
-        notifyObservers();
+    if (!sizeAvailable && !allDataReceived)
+        return;
+    if (errorOccurred())
+        return;
+    if (!m_image || m_image->isNull()) {
+        setStatus(DecodeError);
+        if (!allDataReceived && m_loader)
+            m_loader->didFinishLoading(nullptr, monotonicallyIncreasingTime(), encodedSize());
+        clear();
+        memoryCache()->remove(this);
     }
+
+    // It would be nice to only redraw the decoded band of the image, but with the current design
+    // (decoding delayed until painting) that seems hard.
+    notifyObservers();
 }
 
 void ImageResource::updateImageAndClearBuffer()