Fix first paint tracking for SPv2

third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.h

 /*
  * Copyright (C) 2009, 2010, 2011 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 186 matching lines @@
 
   void finishAccumulatingSquashingLayers(
       size_t nextSquashedLayerIndex,
       Vector<PaintLayer*>& layersNeedingPaintInvalidation);
   void updateRenderingContext();
   void updateShouldFlattenTransform();
   void updateElementIdAndCompositorMutableProperties();
 
   // GraphicsLayerClient interface
   void invalidateTargetElementForTesting() override;
-  void notifyPaint(bool isFirstPaint,
-                   bool textPainted,
-                   bool imagePainted) override;
-
   IntRect computeInterestRect(
       const GraphicsLayer*,
       const IntRect& previousInterestRect) const override;
   LayoutSize subpixelAccumulation() const final;
   bool needsRepaint(const GraphicsLayer&) const override;
   void paintContents(const GraphicsLayer*,
                      GraphicsContext&,
                      GraphicsLayerPaintingPhase,
                      const IntRect& interestRect) const override;
 
@@ skipping 470 matching lines @@
   // layer and the graphics layer because the scrolling contents layer is
   // clipped by the padding box.
   unsigned m_backgroundPaintsOntoGraphicsLayer : 1;
 
   friend class CompositedLayerMappingTest;
 };
 
 }  // namespace blink
 
 #endif  // CompositedLayerMapping_h