Move rendering/RenderObject to layout/LayoutObject.

Source/core/rendering/RenderGrid.cpp

 /*
  * Copyright (C) 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 246 matching lines @@
     , m_gridIsDirty(true)
     , m_orderIterator(this)
 {
     ASSERT(!childrenInline());
 }
 
 RenderGrid::~RenderGrid()
 {
 }
 
-void RenderGrid::addChild(RenderObject* newChild, RenderObject* beforeChild)
+void RenderGrid::addChild(LayoutObject* newChild, LayoutObject* beforeChild)
 {
     RenderBlock::addChild(newChild, beforeChild);
 
     if (gridIsDirty())
         return;
 
     // The grid needs to be recomputed as it might contain auto-placed items that will change their position.
     dirtyGrid();
     return;
 }
 
-void RenderGrid::removeChild(RenderObject* child)
+void RenderGrid::removeChild(LayoutObject* child)
 {
     RenderBlock::removeChild(child);
 
     if (gridIsDirty())
         return;
 
     // The grid needs to be recomputed as it might contain auto-placed items that will change their position.
     dirtyGrid();
     return;
 }
@@ skipping 1440 matching lines @@
     if (isOutOfFlowPositioned())
         return "RenderGrid (positioned)";
     if (isAnonymous())
         return "RenderGrid (generated)";
     if (isRelPositioned())
         return "RenderGrid (relative positioned)";
     return "RenderGrid";
 }
 
 } // namespace blink