WIP - compositor worker mega patch.

third_party/WebKit/public/web/WebWidget.h

-
 /*
  * Copyright (C) 2009 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 26 matching lines @@
 #include "../platform/WebFrameTimingEvent.h"
 #include "../platform/WebInputEventResult.h"
 #include "../platform/WebPoint.h"
 #include "../platform/WebRect.h"
 #include "../platform/WebSize.h"
 #include "../platform/WebTopControlsState.h"
 #include "WebCompositionUnderline.h"
 #include "WebTextDirection.h"
 #include "WebTextInputInfo.h"
 
+#include <map>
+
 namespace blink {
 
 class WebCompositeAndReadbackAsyncCallback;
 class WebInputEvent;
 class WebLayoutAndPaintAsyncCallback;
 class WebPagePopup;
 class WebString;
+struct WebCompositorMutations;
 struct WebPoint;
 template <typename T> class WebVector;
 
 class WebWidget {
 public:
     // This method closes and deletes the WebWidget.
     virtual void close() { }
 
     // Returns the current size of the WebWidget.
     virtual WebSize size() { return WebSize(); }
@@ skipping 76 matching lines @@
         float topControlsShownRatioDelta) { }
 
     // Records composite or render events for the Performance Timeline.
     // See http://w3c.github.io/frame-timing/ for definition of terms.
     enum FrameTimingEventType {
         CompositeEvent,
         RenderEvent,
     };
     virtual void recordFrameTimingEvent(FrameTimingEventType eventType, int64_t RectId, const WebVector<WebFrameTimingEvent>& events) { }
 
+    // Called to notify the WebWidget about the mutations made to the elements from a compositor worker.
+    virtual void applyMutations(const WebCompositorMutations&) {}
+
+    // Called to notify the WebWidget that a commit has completed so that post
+    // commit work can be initiated.
+    virtual void didCommit() { }
+
     // Called to inform the WebWidget that mouse capture was lost.
     virtual void mouseCaptureLost() { }
 
     // Called to inform the WebWidget that it has gained or lost keyboard focus.
     virtual void setFocus(bool) { }
 
     // Called to inform the WebWidget of a new composition text.
     // If selectionStart and selectionEnd has the same value, then it indicates
     // the input caret position. If the text is empty, then the existing
     // composition text will be cancelled.
@@ skipping 103 matching lines @@
     // control what are valid states for top controls and if it should animate.
     virtual void updateTopControlsState(WebTopControlsState constraints, WebTopControlsState current, bool animate) { }
 
 protected:
     ~WebWidget() { }
 };
 
 } // namespace blink
 
 #endif