Reload image bypassing the cache

Source/web/WebViewImpl.cpp

 /*
  * Copyright (C) 2011, 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 41 matching lines @@
 #include "core/fetch/UniqueIdentifier.h"
 #include "core/frame/EventHandlerRegistry.h"
 #include "core/frame/FrameHost.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/PinchViewport.h"
 #include "core/frame/RemoteFrame.h"
 #include "core/frame/Settings.h"
 #include "core/frame/SmartClip.h"
 #include "core/frame/TopControls.h"
+#include "core/html/HTMLImageElement.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/HTMLMediaElement.h"
 #include "core/html/HTMLPlugInElement.h"
 #include "core/html/HTMLTextAreaElement.h"
 #include "core/html/canvas/WebGLRenderingContext.h"
 #include "core/html/forms/PopupMenuClient.h"
 #include "core/html/ime/InputMethodContext.h"
 #include "core/layout/LayoutPart.h"
 #include "core/layout/LayoutView.h"
 #include "core/layout/TextAutosizer.h"
@@ skipping 3469 matching lines @@
     if (!node || !(isHTMLCanvasElement(*node) || isHTMLImageElement(*node)))
         return;
 
     String url = toElement(*node).imageSourceURL();
     if (!KURL(KURL(), url).protocolIsData())
         return;
 
     m_client->saveImageFromDataURL(url);
 }
 
+void WebViewImpl::reloadImageAt(const WebNode& webNode)
+{
+    const Node* node = webNode.constUnwrap<Node>();
+    if (isHTMLImageElement(*node)) {
+        const HTMLImageElement& imageElement = toHTMLImageElement(*node);
+        imageElement.forceReload();
+    }
+}
+
 void WebViewImpl::dragSourceEndedAt(
     const WebPoint& clientPoint,
     const WebPoint& screenPoint,
     WebDragOperation operation)
 {
     PlatformMouseEvent pme(clientPoint, screenPoint, LeftButton, PlatformEvent::MouseMoved,
         0, false, false, false, false, PlatformMouseEvent::RealOrIndistinguishable, 0);
     m_page->deprecatedLocalMainFrame()->eventHandler().dragSourceEndedAt(pme,
         static_cast<DragOperation>(operation));
 }
@@ skipping 906 matching lines @@
     return mainFrameImpl()->frameView()->layoutSize().width() == m_size.width
         || (constraints.minimumScale == constraints.maximumScale && constraints.minimumScale != -1);
 }
 
 void WebViewImpl::forceNextWebGLContextCreationToFail()
 {
     WebGLRenderingContext::forceNextWebGLContextCreationToFail();
 }
 
 } // namespace blink