Changed TextDirection to an enum class and renamed its members

third_party/WebKit/Source/core/html/HTMLElement.cpp

Index: third_party/WebKit/Source/core/html/HTMLElement.cpp
diff --git a/third_party/WebKit/Source/core/html/HTMLElement.cpp b/third_party/WebKit/Source/core/html/HTMLElement.cpp
index 30bc4d81d68450103a6e24390c9557188f344936..53b6e26fdfdf79629c81823be455ae161e0f6f0c 100644
--- a/third_party/WebKit/Source/core/html/HTMLElement.cpp
+++ b/third_party/WebKit/Source/core/html/HTMLElement.cpp
@@ -787,7 +787,7 @@ TextDirection HTMLElement::directionalityIfhasDirAutoAttribute(
     bool& isAuto) const {
   isAuto = hasDirectionAuto();
   if (!isAuto)
-    return LTR;
+    return TextDirection::Ltr;
   return directionality();
 }
 
@@ -841,7 +841,7 @@ TextDirection HTMLElement::directionality(
   }
   if (strongDirectionalityTextNode)
     *strongDirectionalityTextNode = 0;
-  return LTR;
+  return TextDirection::Ltr;
 }
 
 bool HTMLElement::selfOrAncestorHasDirAutoAttribute() const {