Remove internal recursion for RenderBlockFlow and RenderMultiColumnBlock layout

Source/core/rendering/RenderMultiColumnBlock.h

Index: Source/core/rendering/RenderMultiColumnBlock.h
diff --git a/Source/core/rendering/RenderMultiColumnBlock.h b/Source/core/rendering/RenderMultiColumnBlock.h
index cdcf00b6f94125fa2942fbbfe8d7dcb97e0701e9..24b5eb080a332575de6ebbf5a93c788ae152096a 100644
--- a/Source/core/rendering/RenderMultiColumnBlock.h
+++ b/Source/core/rendering/RenderMultiColumnBlock.h
@@ -46,6 +46,8 @@ public:
 
     bool requiresBalancing() const { return !m_columnHeightAvailable || style()->columnFill() == ColumnFillBalance; }
 
+    bool shouldRelayoutMultiColumnBlock();
+
 private:
     virtual bool isRenderMultiColumnBlock() const OVERRIDE { return true; }
 
@@ -56,8 +58,7 @@ private:
     virtual void styleDidChange(StyleDifference, const RenderStyle*) OVERRIDE;
 
     virtual bool updateLogicalWidthAndColumnWidth() OVERRIDE;
-    virtual void checkForPaginationLogicalHeightChange(LayoutUnit& pageLogicalHeight, bool& pageLogicalHeightChanged, bool& hasSpecifiedPageLogicalHeight) OVERRIDE;
-    virtual bool relayoutForPagination(bool hasSpecifiedPageLogicalHeight, LayoutUnit pageLogicalHeight, LayoutStateMaintainer&) OVERRIDE;
+    virtual void checkForPaginationLogicalHeightChange(LayoutUnit&, bool&, bool&) OVERRIDE;
 
     virtual bool supportsPartialLayout() const OVERRIDE { return false; }