[css-align] Overflow alignment value 'true' renamed to 'unsafe'

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 1576 matching lines @@
 }
 
 static LayoutUnit computeOverflowAlignmentOffset(OverflowAlignment overflow, LayoutUnit trackBreadth, LayoutUnit childBreadth)
 {
     LayoutUnit offset = trackBreadth - childBreadth;
     switch (overflow) {
     case OverflowAlignmentSafe:
         // If overflow is 'safe', we have to make sure we don't overflow the 'start'
         // edge (potentially cause some data loss as the overflow is unreachable).
         return std::max<LayoutUnit>(0, offset);
-    case OverflowAlignmentTrue:
+    case OverflowAlignmentUnsafe:
     case OverflowAlignmentDefault:
         // If we overflow our alignment container and overflow is 'true' (default), we
         // ignore the overflow and just return the value regardless (which may cause data
         // loss as we overflow the 'start' edge).
         return offset;
     }
 
     ASSERT_NOT_REACHED();
     return 0;
 }
@@ skipping 436 matching lines @@
 
     return LayoutPoint(rowAxisOffset, columnAxisOffsetForChild(child));
 }
 
 void LayoutGrid::paintChildren(const PaintInfo& paintInfo, const LayoutPoint& paintOffset) const
 {
     GridPainter(*this).paintChildren(paintInfo, paintOffset);
 }
 
 } // namespace blink