Changed TextDirection to an enum class and renamed its members

third_party/WebKit/Source/core/layout/LayoutFlexibleBox.cpp

Index: third_party/WebKit/Source/core/layout/LayoutFlexibleBox.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutFlexibleBox.cpp b/third_party/WebKit/Source/core/layout/LayoutFlexibleBox.cpp
index c76579423256b3fc814fa998b3ee881723fb40eb..fc8c89517280fc5c81ddaaee5f9a44dc2956ecb8 100644
--- a/third_party/WebKit/Source/core/layout/LayoutFlexibleBox.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutFlexibleBox.cpp
@@ -269,7 +269,7 @@ IntSize LayoutFlexibleBox::originAdjustmentForScrollbars() const {
   WritingMode writingMode = style()->getWritingMode();
 
   if (flexDirection == FlowRow) {
-    if (textDirection == RTL) {
+    if (textDirection == TextDirection::Rtl) {
       if (writingMode == TopToBottomWritingMode)
         size.expand(adjustmentWidth, 0);
       else
@@ -278,7 +278,7 @@ IntSize LayoutFlexibleBox::originAdjustmentForScrollbars() const {
     if (writingMode == RightToLeftWritingMode)
       size.expand(adjustmentWidth, 0);
   } else if (flexDirection == FlowRowReverse) {
-    if (textDirection == LTR) {
+    if (textDirection == TextDirection::Ltr) {
       if (writingMode == TopToBottomWritingMode)
         size.expand(adjustmentWidth, 0);
       else