DO NOT COMMIT: Experimental removal of encoded image data

third_party/WebKit/Source/core/loader/ImageLoader.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004, 2009 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 46 matching lines @@
         // This should be the update behavior when the element is attached to a document, or when DOM mutations trigger a new load.
         // Starts loading if a load hasn't already been started.
         UpdateNormal,
         // This should be the update behavior when the resource was changed (via 'src', 'srcset' or 'sizes').
         // Starts a new load even if a previous load of the same resource have failed, to match Firefox's behavior.
         // FIXME - Verify that this is the right behavior according to the spec.
         UpdateIgnorePreviousError,
         // This forces the image to update its intrinsic size, even if the image source has not changed.
         UpdateSizeChanged,
         // This force the image to refetch and reload the image source, even if it has not changed.
-        UpdateForcedReload
+        UpdateForcedReload,
+
+        UpdateMyReload,
     };
 
     enum BypassMainWorldBehavior {
         BypassMainWorldCSP,
         DoNotBypassMainWorldCSP
     };
 
     void updateFromElement(UpdateFromElementBehavior = UpdateNormal, ReferrerPolicy = ReferrerPolicyDefault);
 
     void elementDidMoveToNewDocument();
@@ skipping 23 matching lines @@
     {
         return !m_failedLoadURL.isEmpty();
     }
 
     void dispatchPendingEvent(ImageEventSender*);
 
     static void dispatchPendingLoadEvents();
     static void dispatchPendingErrorEvents();
 
     bool getImageAnimationPolicy(ImageAnimationPolicy&) final;
+
+    void requireReloading() override;
+
 protected:
     void imageNotifyFinished(ImageResource*) override;
 
 private:
     class Task;
 
     // Called from the task or from updateFromElement to initiate the load.
     void doUpdateFromElement(BypassMainWorldBehavior, UpdateFromElementBehavior, const KURL&, ReferrerPolicy = ReferrerPolicyDefault);
 
     virtual void dispatchLoadEvent() = 0;
@@ skipping 38 matching lines @@
     Timer<ImageLoader> m_derefElementTimer;
     AtomicString m_failedLoadURL;
     WeakPtr<Task> m_pendingTask; // owned by Microtask
     std::unique_ptr<IncrementLoadEventDelayCount> m_loadDelayCounter;
     bool m_hasPendingLoadEvent : 1;
     bool m_hasPendingErrorEvent : 1;
     bool m_imageComplete : 1;
     bool m_loadingImageDocument : 1;
     bool m_elementIsProtected : 1;
     bool m_suppressErrorEvents : 1;
+    bool m_suppressEvents : 1;
 };
 
 } // namespace blink
 
 #endif