Create LineLayout api

Source/core/layout/FloatingObjects.cpp

 /*
  * 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, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 467 matching lines @@
     bool floatIsNewExtreme = updateOffsetIfNeeded(*floatingObject);
     if (floatIsNewExtreme)
         m_outermostFloat = floatingObject;
 }
 
 template<>
 inline bool ComputeFloatOffsetForLineLayoutAdapter<FloatingObject::FloatLeft>::updateOffsetIfNeeded(const FloatingObject& floatingObject)
 {
     LayoutUnit logicalRight = m_layoutObject->logicalRightForFloat(&floatingObject);
     if (ShapeOutsideInfo* shapeOutside = floatingObject.layoutObject()->shapeOutsideInfo()) {
-        ShapeOutsideDeltas shapeDeltas = shapeOutside->computeDeltasForContainingBlockLine(*m_layoutObject, floatingObject, m_lineTop, m_lineBottom - m_lineTop);
+        ShapeOutsideDeltas shapeDeltas = shapeOutside->computeDeltasForContainingBlockLine(const_cast<LayoutBlockFlow*>(m_layoutObject), floatingObject, m_lineTop, m_lineBottom - m_lineTop);
         if (!shapeDeltas.lineOverlapsShape())
             return false;
 
         logicalRight += shapeDeltas.rightMarginBoxDelta();
     }
     if (logicalRight > m_offset) {
         m_offset = logicalRight;
         return true;
     }
 
     return false;
 }
 
 template<>
 inline bool ComputeFloatOffsetForLineLayoutAdapter<FloatingObject::FloatRight>::updateOffsetIfNeeded(const FloatingObject& floatingObject)
 {
     LayoutUnit logicalLeft = m_layoutObject->logicalLeftForFloat(&floatingObject);
     if (ShapeOutsideInfo* shapeOutside = floatingObject.layoutObject()->shapeOutsideInfo()) {
-        ShapeOutsideDeltas shapeDeltas = shapeOutside->computeDeltasForContainingBlockLine(*m_layoutObject, floatingObject, m_lineTop, m_lineBottom - m_lineTop);
+        ShapeOutsideDeltas shapeDeltas = shapeOutside->computeDeltasForContainingBlockLine(const_cast<LayoutBlockFlow*>(m_layoutObject), floatingObject, m_lineTop, m_lineBottom - m_lineTop);
         if (!shapeDeltas.lineOverlapsShape())
             return false;
 
         logicalLeft += shapeDeltas.leftMarginBoxDelta();
     }
     if (logicalLeft < m_offset) {
         m_offset = logicalLeft;
         return true;
     }
 
     return false;
 }
 
 #ifndef NDEBUG
 // These helpers are only used by the PODIntervalTree for debugging purposes.
 String ValueToString<int>::string(const int value)
 {
     return String::number(value);
 }
 
 String ValueToString<FloatingObject*>::string(const FloatingObject* floatingObject)
 {
     return String::format("%p (%dx%d %dx%d)", floatingObject, floatingObject->frameRect().pixelSnappedX(), floatingObject->frameRect().pixelSnappedY(), floatingObject->frameRect().pixelSnappedMaxX(), floatingObject->frameRect().pixelSnappedMaxY());
 }
 #endif
 
 
 } // namespace blink