Reload favicon from HTTP cache on Ctrl+Refresh

content/renderer/image_loading_helper.h

Index: content/renderer/image_loading_helper.h
diff --git a/content/renderer/image_loading_helper.h b/content/renderer/image_loading_helper.h
index 185f3b7e4f1db53bd9f8c4ebb5f3da7d8721b0b5..d5daf8fa517966f3e11d719238283cc3672a0dae 100644
--- a/content/renderer/image_loading_helper.h
+++ b/content/renderer/image_loading_helper.h
@@ -31,7 +31,8 @@ class ImageLoadingHelper : public RenderFrameObserver {
   void OnDownloadImage(int id,
                        const GURL& image_url,
                        bool is_favicon,
-                       uint32_t max_image_size);
+                       uint32_t max_image_size,
+                       bool bypass_cache);
 
   // Requests to download an image. When done, the ImageLoadingHelper
   // is notified by way of DidDownloadImage. Returns true if the
@@ -46,7 +47,8 @@ class ImageLoadingHelper : public RenderFrameObserver {
   bool DownloadImage(int id,
                      const GURL& image_url,
                      bool is_favicon,
-                     uint32_t max_image_size);
+                     uint32_t max_image_size,
+                     bool bypass_cache);
 
   // This callback is triggered when DownloadImage completes, either
   // succesfully or with a failure. See DownloadImage for more