Rendering API cleanup

Source/core/rendering/RenderFlowThread.cpp

Index: Source/core/rendering/RenderFlowThread.cpp
diff --git a/Source/core/rendering/RenderFlowThread.cpp b/Source/core/rendering/RenderFlowThread.cpp
index a2c02183483289ba21a1c400f1024380a69a56fc..4bfa5870d6bb75cf257aea2e905a7e07211e8b06 100644
--- a/Source/core/rendering/RenderFlowThread.cpp
+++ b/Source/core/rendering/RenderFlowThread.cpp
@@ -139,7 +139,7 @@ void RenderFlowThread::computeLogicalHeight(LayoutUnit, LayoutUnit logicalTop, L
 
     for (RenderMultiColumnSetList::const_iterator iter = m_multiColumnSetList.begin(); iter != m_multiColumnSetList.end(); ++iter) {
         RenderMultiColumnSet* columnSet = *iter;
-        computedValues.m_extent += columnSet->logicalHeightOfAllFlowThreadContent();
+        computedValues.m_extent += columnSet->logicalHeightInFlowThread();
     }
 }
 
@@ -225,7 +225,7 @@ void RenderFlowThread::updateRegionsFlowThreadPortionRect()
         RenderMultiColumnSet* columnSet = *iter;
 
         LayoutUnit columnSetLogicalWidth = columnSet->pageLogicalWidth();
-        LayoutUnit columnSetLogicalHeight = std::min<LayoutUnit>(RenderFlowThread::maxLogicalHeight() - logicalHeight, columnSet->logicalHeightOfAllFlowThreadContent());
+        LayoutUnit columnSetLogicalHeight = std::min<LayoutUnit>(RenderFlowThread::maxLogicalHeight() - logicalHeight, columnSet->logicalHeightInFlowThread());
 
         LayoutRect columnSetRect(style()->direction() == LTR ? LayoutUnit() : logicalWidth() - columnSetLogicalWidth, logicalHeight, columnSetLogicalWidth, columnSetLogicalHeight);
 
@@ -368,14 +368,6 @@ LayoutUnit RenderFlowThread::offsetFromLogicalTopOfFirstRegion(const RenderBlock
     return currentBlock->isHorizontalWritingMode() ? blockRect.y() : blockRect.x();
 }
 
-void RenderFlowThread::RegionSearchAdapter::collectIfNeeded(const MultiColumnSetInterval& interval)

[mstensho (USE GERRIT), 2014/10/02 07:15:17]

Still need this.

-{
-    if (m_result)
-        return;
-    if (interval.low() <= m_offset && interval.high() > m_offset)
-        m_result = interval.data();
-}
-
 CurrentRenderFlowThreadMaintainer::CurrentRenderFlowThreadMaintainer(RenderFlowThread* renderFlowThread)
     : m_renderFlowThread(renderFlowThread)
     , m_previousRenderFlowThread(0)