Changed WritingMode to an enum class and renamed its members

third_party/WebKit/Source/core/css/CSSPrimitiveValueMappings.h

 /*
  * Copyright (C) 2007 Alexey Proskuryakov <ap@nypop.com>.
  * Copyright (C) 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  * Copyright (C) 2009 Jeff Schiller <codedread@gmail.com>
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ skipping 2862 matching lines @@
   }
 
   ASSERT_NOT_REACHED();
   return TextDirection::Ltr;
 }
 
 template <>
 inline CSSIdentifierValue::CSSIdentifierValue(WritingMode e)
     : CSSValue(IdentifierClass) {
   switch (e) {
-    case TopToBottomWritingMode:
+    case WritingMode::HorizontalTb:
       m_valueID = CSSValueHorizontalTb;
       break;
-    case RightToLeftWritingMode:
+    case WritingMode::VerticalRl:
       m_valueID = CSSValueVerticalRl;
       break;
-    case LeftToRightWritingMode:
+    case WritingMode::VerticalLr:
       m_valueID = CSSValueVerticalLr;
       break;
   }
 }
 
 template <>
 inline WritingMode CSSIdentifierValue::convertTo() const {
   switch (m_valueID) {
     case CSSValueHorizontalTb:
     case CSSValueLr:
     case CSSValueLrTb:
     case CSSValueRl:
     case CSSValueRlTb:
-      return TopToBottomWritingMode;
+      return WritingMode::HorizontalTb;
     case CSSValueVerticalRl:
     case CSSValueTb:
     case CSSValueTbRl:
-      return RightToLeftWritingMode;
+      return WritingMode::VerticalRl;
     case CSSValueVerticalLr:
-      return LeftToRightWritingMode;
+      return WritingMode::VerticalLr;
     default:
       break;
   }
 
   ASSERT_NOT_REACHED();
-  return TopToBottomWritingMode;
+  return WritingMode::HorizontalTb;
 }
 
 template <>
 inline CSSIdentifierValue::CSSIdentifierValue(TextCombine e)
     : CSSValue(IdentifierClass) {
   switch (e) {
     case TextCombineNone:
       m_valueID = CSSValueNone;
       break;
     case TextCombineAll:
@@ skipping 1859 matching lines @@
     default:
       break;
   }
   ASSERT_NOT_REACHED();
   return ContainsNone;
 }
 
 }  // namespace blink
 
 #endif