[SPv2] Track paint offset change

third_party/WebKit/Source/core/paint/BoxPainter.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef BoxPainter_h
 #define BoxPainter_h
 
 #include "core/layout/BackgroundBleedAvoidance.h"
 #include "core/style/ShadowData.h"
 #include "platform/geometry/LayoutSize.h"
@@ skipping 16 matching lines @@
 class LayoutBox;
 class LayoutObject;
 
 class BoxPainter {
   STACK_ALLOCATED();
 
  public:
   BoxPainter(const LayoutBox& layoutBox) : m_layoutBox(layoutBox) {}
   void paint(const PaintInfo&, const LayoutPoint&);
 
+  void paintChildren(const PaintInfo&, const LayoutPoint&);
   void paintBoxDecorationBackground(const PaintInfo&, const LayoutPoint&);
   void paintMask(const PaintInfo&, const LayoutPoint&);
   void paintClippingMask(const PaintInfo&, const LayoutPoint&);
 
   typedef Vector<const FillLayer*, 8> FillLayerOcclusionOutputList;
   // Returns true if the result fill layers have non-associative blending or
   // compositing mode.  (i.e. The rendering will be different without creating
   // isolation group by context.saveLayer().) Note that the output list will be
   // in top-bottom order.
   bool calculateFillLayerOcclusionCulling(
@@ skipping 59 matching lines @@
                        const LayoutRect&,
                        const Color& backgroundColor,
                        BackgroundBleedAvoidance = BackgroundBleedNone);
 
   const LayoutBox& m_layoutBox;
 };
 
 }  // namespace blink
 
 #endif