[css-grid] Fix bug with positioned items in vertical writing mode

third_party/WebKit/Source/core/layout/LayoutGrid.cpp

 /*
  * Copyright (C) 2011 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 1614 matching lines @@
 
     breadth = end - start;
     offset = start;
 
     if (isForColumns && !styleRef().isLeftToRightDirection() && !child.styleRef().hasStaticInlinePosition(child.isHorizontalWritingMode())) {
         // If the child doesn't have a static inline position (i.e. "left" and/or "right" aren't "auto",
         // we need to calculate the offset from the left (even if we're in RTL).
         if (endIsAuto) {
             offset = LayoutUnit();
         } else {
-            offset = translateRTLCoordinate(m_columnPositions[endLine]) - borderLeft();
+            offset = translateRTLCoordinate(m_columnPositions[endLine]) - borderLogicalLeft();
 
             if (endLine > firstExplicitLine && endLine < lastExplicitLine) {
                 offset += guttersSize(direction, 2);
                 offset += isForColumns ? m_offsetBetweenColumns : m_offsetBetweenRows;
             }
         }
     }
 
     if (child.parent() == this && !startIsAuto) {
         // If column/row start is "auto" the static position has been already set in prepareChildForPositionedLayout().
@@ skipping 496 matching lines @@
 
     return LayoutPoint(rowAxisOffset, columnAxisOffsetForChild(child, sizingData));
 }
 
 void LayoutGrid::paintChildren(const PaintInfo& paintInfo, const LayoutPoint& paintOffset) const
 {
     GridPainter(*this).paintChildren(paintInfo, paintOffset);
 }
 
 } // namespace blink