Changed TextDirection to an enum class and renamed its members

third_party/WebKit/Source/core/editing/EditingUtilities.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007 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 938 matching lines @@
 }
 
 template <typename Strategy>
 TextDirection directionOfEnclosingBlockAlgorithm(
     const PositionTemplate<Strategy>& position) {
   Element* enclosingBlockElement =
       enclosingBlock(PositionTemplate<Strategy>::firstPositionInOrBeforeNode(
                          position.computeContainerNode()),
                      CannotCrossEditingBoundary);
   if (!enclosingBlockElement)
-    return LTR;
+    return TextDirection::Ltr;
   LayoutObject* layoutObject = enclosingBlockElement->layoutObject();
-  return layoutObject ? layoutObject->style()->direction() : LTR;
+  return layoutObject ? layoutObject->style()->direction() : TextDirection::Ltr;
 }
 
 TextDirection directionOfEnclosingBlock(const Position& position) {
   return directionOfEnclosingBlockAlgorithm<EditingStrategy>(position);
 }
 
 TextDirection directionOfEnclosingBlock(const PositionInFlatTree& position) {
   return directionOfEnclosingBlockAlgorithm<EditingInFlatTreeStrategy>(
       position);
 }
 
 TextDirection primaryDirectionOf(const Node& node) {
-  TextDirection primaryDirection = LTR;
+  TextDirection primaryDirection = TextDirection::Ltr;
   for (const LayoutObject* r = node.layoutObject(); r; r = r->parent()) {
     if (r->isLayoutBlockFlow()) {
       primaryDirection = r->style()->direction();
       break;
     }
   }
 
   return primaryDirection;
 }
 
@@ skipping 1157 matching lines @@
         return InputType::DeleteWordBackward;
       if (granularity == LineBoundary)
         return InputType::DeleteLineBackward;
       return InputType::DeleteContentBackward;
     default:
       return InputType::None;
   }
 }
 
 }  // namespace blink