Delete RenderBlockFlow.

sky/engine/core/rendering/RenderLineBoxList.cpp

 /*
  * Copyright (C) 2008 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
@@ skipping 224 matching lines @@
                 return true;
             }
         }
     }
 
     return false;
 }
 
 void RenderLineBoxList::dirtyLinesFromChangedChild(RenderObject* container, RenderObject* child)
 {
-    if (!container->parent() || (container->isRenderBlock() && (container->selfNeedsLayout() || !container->isRenderBlockFlow())))
+    if (!container->parent() || (container->isRenderBlock() && (container->selfNeedsLayout() || !container->isRenderParagraph())))
         return;
 
     RenderInline* inlineContainer = container->isRenderInline() ? toRenderInline(container) : 0;
     InlineBox* firstBox = inlineContainer ? inlineContainer->firstLineBoxIncludingCulling() : firstLineBox();
 
     // If we have no first line box, then just bail early.
     if (!firstBox) {
         // For an empty inline, go ahead and propagate the check up to our parent, unless the parent
         // is already dirty.
         if (container->isInline() && !container->ancestorLineBoxDirty()) {
@@ skipping 82 matching lines @@
         ASSERT(child->prevLineBox() == prev);
         prev = child;
     }
     ASSERT(prev == m_lastLineBox);
 #endif
 }
 
 #endif
 
 }