Changed TextDirection to an enum class and renamed its members

third_party/WebKit/Source/platform/fonts/shaping/ShapeResult.cpp

 /*
  * Copyright (c) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2013 BlackBerry Limited. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 137 matching lines @@
   data.offset = FloatSize(offsetX, offsetY);
 }
 
 ShapeResult::ShapeResult(const Font* font,
                          unsigned numCharacters,
                          TextDirection direction)
     : m_width(0),
       m_primaryFont(const_cast<SimpleFontData*>(font->primaryFont())),
       m_numCharacters(numCharacters),
       m_numGlyphs(0),
-      m_direction(direction),
+      m_direction(static_cast<unsigned>(direction)),
       m_hasVerticalOffsets(0) {}
 
 ShapeResult::ShapeResult(const ShapeResult& other)
     : m_width(other.m_width),
       m_glyphBoundingBox(other.m_glyphBoundingBox),
       m_primaryFont(other.m_primaryFont),
       m_numCharacters(other.m_numCharacters),
       m_numGlyphs(other.m_numGlyphs),
       m_direction(other.m_direction),
       m_hasVerticalOffsets(other.m_hasVerticalOffsets) {
@@ skipping 10 matching lines @@
     selfByteSize += m_runs[i]->byteSize();
   }
   return selfByteSize;
 }
 
 int ShapeResult::offsetForPosition(float targetX,
                                    bool includePartialGlyphs) const {
   int charactersSoFar = 0;
   float currentX = 0;
 
-  if (m_direction == RTL) {
+  if (rtl()) {
     charactersSoFar = m_numCharacters;
     for (unsigned i = 0; i < m_runs.size(); ++i) {
       if (!m_runs[i])
         continue;
       charactersSoFar -= m_runs[i]->m_numCharacters;
       float nextX = currentX + m_runs[i]->m_width;
       float offsetForRun = targetX - currentX;
       if (offsetForRun >= 0 && offsetForRun <= m_runs[i]->m_width) {
         // The x value in question is within this script run.
         const unsigned index = m_runs[i]->characterIndexForXPosition(
@@ skipping 201 matching lines @@
   result->m_width = run->m_width;
   result->m_numGlyphs = count;
   DCHECK_EQ(result->m_numGlyphs, count);  // no overflow
   result->m_hasVerticalOffsets =
       fontData->platformData().isVerticalAnyUpright();
   result->m_runs.append(std::move(run));
   return result.release();
 }
 
 }  // namespace blink