[Not committed] Make image load completion async and remove EventSender from ImageLoader

third_party/WebKit/Source/core/html/HTMLImageLoader.cpp

Index: third_party/WebKit/Source/core/html/HTMLImageLoader.cpp
diff --git a/third_party/WebKit/Source/core/html/HTMLImageLoader.cpp b/third_party/WebKit/Source/core/html/HTMLImageLoader.cpp
index 01e59d35a5261c135f29f0445146c64e97c8177c..dd628292a55b7fcd0a0d59879e9d8ccd8646a489 100644
--- a/third_party/WebKit/Source/core/html/HTMLImageLoader.cpp
+++ b/third_party/WebKit/Source/core/html/HTMLImageLoader.cpp
@@ -73,13 +73,11 @@ void HTMLImageLoader::noImageResourceToLoad()
         loadFallbackContentForElement(element());
 }
 
-void HTMLImageLoader::imageNotifyFinished(ImageResource*)
+void HTMLImageLoader::finishInternal(ImageResource* imageResource)
 {
-    ImageResource* cachedImage = image();
     RawPtr<Element> element = this->element();
-    ImageLoader::imageNotifyFinished(cachedImage);
 
-    bool loadError = cachedImage->errorOccurred();
+    bool loadError = imageResource->errorOccurred();
     if (isHTMLImageElement(*element)) {
         if (loadError)
             ensureFallbackContent();
@@ -94,7 +92,7 @@ void HTMLImageLoader::imageNotifyFinished(ImageResource*)
             toHTMLInputElement(element)->ensurePrimaryContent();
     }
 
-    if ((loadError || cachedImage->response().httpStatusCode() >= 400) && isHTMLObjectElement(*element))
+    if ((loadError || imageResource->response().httpStatusCode() >= 400) && isHTMLObjectElement(*element))
         toHTMLObjectElement(element)->renderFallbackContent();
 }