Delete RenderBlockFlow.

sky/engine/core/rendering/RenderFlexibleBox.cpp

 /*
  * Copyright (C) 2011 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
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 48 matching lines @@
         : child(child)
         , childSize(childSize)
     {
     }
 
     RenderBox* child;
     LayoutUnit childSize;
 };
 
 
-RenderFlexibleBox::RenderFlexibleBox(Element* element)
-    : RenderBlock(element)
+RenderFlexibleBox::RenderFlexibleBox(ContainerNode* node)
+    : RenderBlock(node)
     , m_orderIterator(this)
     , m_numberOfInFlowChildrenOnFirstLine(-1)
 {
 }
 
 RenderFlexibleBox::~RenderFlexibleBox()
 {
 }
 
 RenderFlexibleBox* RenderFlexibleBox::createAnonymous(Document* document)
@@ skipping 1173 matching lines @@
             ASSERT(child);
             LayoutUnit lineCrossAxisExtent = lineContexts[lineNumber].crossAxisExtent;
             LayoutUnit originalOffset = lineContexts[lineNumber].crossAxisOffset - crossAxisStartEdge;
             LayoutUnit newOffset = contentExtent - originalOffset - lineCrossAxisExtent;
             adjustAlignmentForChild(child, newOffset - originalOffset);
         }
     }
 }
 
 }