Changed TextDirection to an enum class and renamed its members

third_party/WebKit/Source/platform/fonts/shaping/HarfBuzzShaper.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 90 matching lines @@
 
 static inline hb_direction_t TextDirectionToHBDirection(
     TextDirection dir,
     FontOrientation orientation,
     const SimpleFontData* fontData) {
   hb_direction_t harfBuzzDirection =
       isVerticalAnyUpright(orientation) &&
               !fontData->isTextOrientationFallback()
           ? HB_DIRECTION_TTB
           : HB_DIRECTION_LTR;
-  return dir == RTL ? HB_DIRECTION_REVERSE(harfBuzzDirection)
-                    : harfBuzzDirection;
+  return dir == TextDirection::Rtl ? HB_DIRECTION_REVERSE(harfBuzzDirection)
+                                   : harfBuzzDirection;
 }
 
 inline bool shapeRange(hb_buffer_t* harfBuzzBuffer,
                        hb_feature_t* fontFeatures,
                        unsigned fontFeaturesSize,
                        const SimpleFontData* currentFont,
                        PassRefPtr<UnicodeRangeSet> currentFontRangeSet,
                        UScriptCode currentRunScript,
                        hb_direction_t direction,
                        hb_language_t language) {
@@ skipping 545 matching lines @@
               segmentRange.script, !fallbackIterator->hasNext()))
         DLOG(ERROR) << "Shape result extraction failed.";
 
       hb_buffer_reset(harfBuzzBuffer.get());
     }
   }
   return result.release();
 }
 
 }  // namespace blink