Fix geometry mapping issues for float under inline

third_party/WebKit/Source/core/layout/PaintInvalidationState.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 PaintInvalidationState_h
 #define PaintInvalidationState_h
 
 #include "core/CoreExport.h"
 #include "core/paint/PaintInvalidator.h"
 #include "platform/geometry/LayoutRect.h"
@@ skipping 90 matching lines @@
   void mapLocalRectToPaintInvalidationBacking(LayoutRect&) const;
 
   PaintLayer& paintingLayer() const;
 
   const LayoutObject& currentObject() const { return m_currentObject; }
 
  private:
   friend class VisualRectMappingTest;
   friend class PaintInvalidatorContextAdapter;
 
+  inline PaintLayer& childPaintingLayer(const LayoutObject& child) const;
+
   void mapLocalRectToPaintInvalidationContainer(LayoutRect&) const;
 
   void updateForCurrentObject(const PaintInvalidationState& parentState);
   void updateForNormalChildren();
 
   LayoutRect computeVisualRectInBackingForSVG() const;
 
   void addClipRectRelativeToPaintOffset(const LayoutRect& localClipRect);
 
   const LayoutObject& m_currentObject;
@@ skipping 71 matching lines @@
   void mapLocalRectToPaintInvalidationBacking(const LayoutObject&,
                                               LayoutRect&) const override;
 
  private:
   const PaintInvalidationState& m_paintInvalidationState;
 };
 
 }  // namespace blink
 
 #endif  // PaintInvalidationState_h