Changed TextDirection to an enum class and renamed its members

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

Index: third_party/WebKit/Source/core/css/CSSPrimitiveValueMappings.h
diff --git a/third_party/WebKit/Source/core/css/CSSPrimitiveValueMappings.h b/third_party/WebKit/Source/core/css/CSSPrimitiveValueMappings.h
index 0c7b7cddc42ac40716c54786b2f432749bf59aac..e1419f07e129e00c3cab6215525b6b082fcdb75d 100644
--- a/third_party/WebKit/Source/core/css/CSSPrimitiveValueMappings.h
+++ b/third_party/WebKit/Source/core/css/CSSPrimitiveValueMappings.h
@@ -2852,10 +2852,10 @@ template <>
 inline CSSIdentifierValue::CSSIdentifierValue(TextDirection e)
     : CSSValue(IdentifierClass) {
   switch (e) {
-    case LTR:
+    case TextDirection::Ltr:
       m_valueID = CSSValueLtr;
       break;
-    case RTL:
+    case TextDirection::Rtl:
       m_valueID = CSSValueRtl;
       break;
   }
@@ -2865,15 +2865,15 @@ template <>
 inline TextDirection CSSIdentifierValue::convertTo() const {
   switch (m_valueID) {
     case CSSValueLtr:
-      return LTR;
+      return TextDirection::Ltr;
     case CSSValueRtl:
-      return RTL;
+      return TextDirection::Rtl;
     default:
       break;
   }
 
   ASSERT_NOT_REACHED();
-  return LTR;
+  return TextDirection::Ltr;
 }
 
 template <>