Changed TextDirection to an enum class and renamed its members

third_party/WebKit/Source/core/layout/ng/ng_inline_node.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NGInlineNode_h
 #define NGInlineNode_h
 
 #include "core/CoreExport.h"
 #include "core/layout/ng/ng_layout_input_node.h"
 #include "platform/fonts/FontFallbackPriority.h"
@@ skipping 78 matching lines @@
         bidi_level_(UBIDI_LTR),
         script_(USCRIPT_INVALID_CODE),
         fallback_priority_(FontFallbackPriority::Invalid),
         rotate_sideways_(false),
         style_(style) {
     DCHECK(end >= start);
   }
 
   unsigned StartOffset() const { return start_offset_; }
   unsigned EndOffset() const { return end_offset_; }
-  TextDirection Direction() const { return bidi_level_ & 1 ? RTL : LTR; }
+  TextDirection Direction() const {
+    return bidi_level_ & 1 ? TextDirection::Rtl : TextDirection::Ltr;
+  }
   UBiDiLevel BidiLevel() const { return bidi_level_; }
   UScriptCode Script() const { return script_; }
   const ComputedStyle* Style() const { return style_; }
 
   void SetEndOffset(unsigned);
 
   static void Split(Vector<NGLayoutInlineItem>&,
                     unsigned index,
                     unsigned offset);
   static unsigned SetBidiLevel(Vector<NGLayoutInlineItem>&,
@@ skipping 54 matching lines @@
 
  private:
   NGLayoutInlineItem* start_item_;
   unsigned size_;
   unsigned start_index_;
 };
 
 }  // namespace blink
 
 #endif  // NGInlineNode_h