Delete a ton more dead vertical writing mode code.

sky/engine/core/rendering/RenderBlockLineLayout.cpp

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All right reserved.
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 1300 matching lines @@
         for (size_t i = 0; i < replacedChildren.size(); i++)
             replacedChildren[i]->layoutIfNeeded();
 
         layoutRunsAndFloats(layoutState);
     }
 
     // Expand the last line to accommodate Ruby and emphasis marks.
     int lastLineAnnotationsAdjustment = 0;
     if (lastRootBox()) {
         LayoutUnit lowestAllowedPosition = std::max(lastRootBox()->lineBottom(), logicalHeight() + paddingAfter());
-        if (!style()->isFlippedLinesWritingMode())
-            lastLineAnnotationsAdjustment = lastRootBox()->computeUnderAnnotationAdjustment(lowestAllowedPosition);
-        else
-            lastLineAnnotationsAdjustment = lastRootBox()->computeOverAnnotationAdjustment(lowestAllowedPosition);
+        lastLineAnnotationsAdjustment = lastRootBox()->computeUnderAnnotationAdjustment(lowestAllowedPosition);
     }
 
     // Now add in the bottom border/padding.
     setLogicalHeight(logicalHeight() + lastLineAnnotationsAdjustment + afterEdge);
 
     if (!firstLineBox() && hasLineIfEmpty())
         setLogicalHeight(logicalHeight() + lineHeight(true, HorizontalLine, PositionOfInteriorLineBoxes));
 
     // See if we have any lines that spill out of our block.  If we do, then we will possibly need to
     // truncate text.
@@ skipping 305 matching lines @@
     float logicalLeft = logicalLeftOffsetForLine(logicalHeight(), false).toFloat();
     float availableLogicalWidth = logicalRightOffsetForLine(logicalHeight(), false) - logicalLeft;
     updateLogicalWidthForAlignment(textAlign, 0, 0, logicalLeft, totalLogicalWidth, availableLogicalWidth, 0);
 
     if (!style()->isLeftToRightDirection())
         return logicalWidth() - logicalLeft;
     return logicalLeft;
 }
 
 }