Fix first paint tracking for SPv2

third_party/WebKit/Source/core/frame/FrameView.h

 /*
    Copyright (C) 1997 Martin Jones (mjones@kde.org)
              (C) 1998 Waldo Bastian (bastian@kde.org)
              (C) 1998, 1999 Torben Weis (weis@kde.org)
              (C) 1999 Lars Knoll (knoll@kde.org)
              (C) 1999 Antti Koivisto (koivisto@kde.org)
    Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights
    reserved.
 
    This library is free software; you can redistribute it and/or
@@ skipping 851 matching lines @@
   void invalidateTreeIfNeededRecursive();
   void scrollContentsIfNeededRecursive();
   void updateStyleAndLayoutIfNeededRecursive();
   void prePaint();
   void paintTree();
   void paintGraphicsLayerRecursively(GraphicsLayer*);
 
   void updateStyleAndLayoutIfNeededRecursiveInternal();
   void invalidateTreeIfNeededRecursiveInternal();
 
+  // TODO(wangxianzhu): Remove the parameter and use m_paintController for SPv2.
+  void notifyPaint(const PaintController&) const;
   void pushPaintArtifactToCompositor();
 
   void reset();
   void init();
 
   void clearLayoutSubtreeRootsAndMarkContainingBlocks();
 
   // Called when our frame rect changes (or the rect/scroll offset of an
   // ancestor changes).
   void frameRectsChanged() override;
@@ skipping 313 matching lines @@
                   widget.isFrameView());
 DEFINE_TYPE_CASTS(FrameView,
                   ScrollableArea,
                   scrollableArea,
                   scrollableArea->isFrameView(),
                   scrollableArea.isFrameView());
 
 }  // namespace blink
 
 #endif  // FrameView_h