Implementing ACCELERATED_COMPOSITING via Skia

WebKit/chromium/src/ChromeClientImpl.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 111 matching lines @@
     virtual WebCore::NotificationPresenter* notificationPresenter() const;
 #endif
     virtual void requestGeolocationPermissionForFrame(WebCore::Frame*, WebCore::Geolocation*);
     virtual void cancelGeolocationPermissionRequestForFrame(WebCore::Frame*) { }
     virtual void runOpenPanel(WebCore::Frame*, PassRefPtr<WebCore::FileChooser>);
     virtual void iconForFiles(const Vector<WebCore::String>&, PassRefPtr<WebCore::FileChooser>);
     virtual bool setCursor(WebCore::PlatformCursorHandle) { return false; }
     virtual void formStateDidChange(const WebCore::Node*);
     virtual PassOwnPtr<WebCore::HTMLParserQuirks> createHTMLParserQuirks() { return 0; }
 
+#if USE(ACCELERATED_COMPOSITING)
+    // Pass 0 as the GraphicsLayer to detatch the root layer.
+    virtual void attachRootGraphicsLayer(WebCore::Frame*, WebCore::GraphicsLayer*);
+    // Sets a flag to specify that the next time content is drawn to the window,
+    // the changes appear on the screen in synchrony with updates to GraphicsLayers.
+    virtual void setNeedsOneShotDrawingSynchronization() { }
+    // Sets a flag to specify that the view needs to be updated, so we need
+    // to do an eager layout before the drawing.
+    virtual void scheduleCompositingLayerSync();
+#endif
     // ChromeClientChromium methods:
     virtual void popupOpened(WebCore::PopupContainer* popupContainer,
                              const WebCore::IntRect& bounds,
                              bool activatable,
                              bool handleExternally);
     virtual void didChangeAccessibilityObjectState(WebCore::AccessibilityObject*);
 
     // ChromeClientImpl:
     void setCursor(const WebCursorInfo& cursor);
     void setCursorForPlugin(const WebCursorInfo& cursor);
 
 private:
     void getPopupMenuInfo(WebCore::PopupContainer*, WebPopupMenuInfo*);
 
     WebViewImpl* m_webView;  // weak pointer
     bool m_toolbarsVisible;
     bool m_statusbarVisible;
     bool m_scrollbarsVisible;
     bool m_menubarVisible;
     bool m_resizable;
     // Set to true if the next SetCursor is to be ignored.
     bool m_ignoreNextSetCursor;
 };
 
 } // namespace WebKit
 
 #endif