Reload image bypassing the cache

public/web/WebContextMenuData.h

Index: public/web/WebContextMenuData.h
diff --git a/public/web/WebContextMenuData.h b/public/web/WebContextMenuData.h
index 66e4d802b6a683fbf19f663e1570020c476fb572..718260c157909c89953cf06ff932df74558f8fcc 100644
--- a/public/web/WebContextMenuData.h
+++ b/public/web/WebContextMenuData.h
@@ -35,6 +35,7 @@
 #include "../platform/WebReferrerPolicy.h"
 #include "../platform/WebString.h"
 #include "../platform/WebURL.h"
+#include "../platform/WebURLResponse.h"
 #include "../platform/WebVector.h"
 #include "WebHistoryItem.h"
 #include "WebMenuItemInfo.h"
@@ -78,6 +79,10 @@ struct WebContextMenuData {
     // Whether the image in context is a null.
     bool hasImageContents;
 
+    // If |media_type| is MediaTypeImage and |has_image_contents| is true, then
+    // this contains the image's WebURLResponse::ExtraData.
+    WebURLResponse::ExtraData* imageResponseExtraData;
+
     // The absolute URL of the page in context.
     WebURL pageURL;
 
@@ -174,6 +179,7 @@ struct WebContextMenuData {
     WebContextMenuData()
         : mediaType(MediaTypeNone)
         , hasImageContents(true)
+        , imageResponseExtraData(nullptr)
         , mediaFlags(MediaNone)
         , isSpellCheckingEnabled(false)
         , misspellingHash(0)