Revert of Fix shouldPaint issue when a composited floating iframe becomes non-self-painting

third_party/WebKit/Source/core/layout/LayoutBlockFlow.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2003-2013 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  * Copyright (C) 2013 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
@@ skipping 700 matching lines @@
     int m_lineBreakToAvoidWidow;
     bool m_didBreakAtLineToAvoidWidow : 1;
     bool m_discardMarginBefore : 1;
     bool m_discardMarginAfter : 1;
   };
 
   const FloatingObjects* floatingObjects() const {
     return m_floatingObjects.get();
   }
 
-  static void updateAncestorShouldPaintFloatingObject(
-      const LayoutBox& floatBox);
+  static void setAncestorShouldPaintFloatingObject(const LayoutBox& floatBox);
 
  protected:
   LayoutUnit maxPositiveMarginBefore() const {
     return m_rareData
                ? m_rareData->m_margins.positiveMarginBefore()
                : LayoutBlockFlowRareData::positiveMarginBeforeDefault(this);
   }
   LayoutUnit maxNegativeMarginBefore() const {
     return m_rareData
                ? m_rareData->m_margins.negativeMarginBefore()
@@ skipping 215 matching lines @@
   void positionDialog();
 
   // END METHODS DEFINED IN LayoutBlockFlowLine
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBlockFlow, isLayoutBlockFlow());
 
 }  // namespace blink
 
 #endif  // LayoutBlockFlow_h