Changed TextDirection to an enum class and renamed its members

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

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc.
  *               All right reserved.
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 682 matching lines @@
                                       availableLogicalWidth);
       if (expansionOpportunityCount) {
         if (trailingSpaceRun) {
           totalLogicalWidth -= trailingSpaceRun->m_box->logicalWidth();
           trailingSpaceRun->m_box->setLogicalWidth(LayoutUnit());
         }
         break;
       }
     // Fall through
     case ETextAlign::Start:
-      if (direction == LTR)
+      if (direction == TextDirection::Ltr)
         updateLogicalWidthForLeftAlignedBlock(
             style()->isLeftToRightDirection(), trailingSpaceRun, logicalLeft,
             totalLogicalWidth, availableLogicalWidth);
       else
         updateLogicalWidthForRightAlignedBlock(
             style()->isLeftToRightDirection(), trailingSpaceRun, logicalLeft,
             totalLogicalWidth, availableLogicalWidth);
       break;
     case ETextAlign::End:
-      if (direction == LTR)
+      if (direction == TextDirection::Ltr)
         updateLogicalWidthForRightAlignedBlock(
             style()->isLeftToRightDirection(), trailingSpaceRun, logicalLeft,
             totalLogicalWidth, availableLogicalWidth);
       else
         updateLogicalWidthForLeftAlignedBlock(
             style()->isLeftToRightDirection(), trailingSpaceRun, logicalLeft,
             totalLogicalWidth, availableLogicalWidth);
       break;
   }
   if (shouldPlaceBlockDirectionScrollbarOnLogicalLeft())
@@ skipping 409 matching lines @@
     // This is a short-cut for empty lines.
     if (layoutState.lineInfo().isEmpty()) {
       ASSERT(!paginationStrutFromDeletedLine);
       if (lastRootBox())
         lastRootBox()->setLineBreakInfo(endOfLine.getLineLayoutItem(),
                                         endOfLine.offset(), resolver.status());
       resolver.runs().deleteRuns();
     } else {
       VisualDirectionOverride override =
           (styleToUse.rtlOrdering() == EOrder::Visual
-               ? (styleToUse.direction() == LTR ? VisualLeftToRightOverride
-                                                : VisualRightToLeftOverride)
+               ? (styleToUse.direction() == TextDirection::Ltr
+                      ? VisualLeftToRightOverride
+                      : VisualRightToLeftOverride)
                : NoVisualOverride);
       if (isNewUBAParagraph && styleToUse.unicodeBidi() == Plaintext &&
           !resolver.context()->parent()) {
         TextDirection direction = determinePlaintextDirectionality(
             resolver.position().root(), resolver.position().getLineLayoutItem(),
             resolver.position().offset());
         resolver.setStatus(
             BidiStatus(direction, isOverride(styleToUse.unicodeBidi())));
       }
       // FIXME: This ownership is reversed. We should own the BidiRunList and
@@ skipping 1194 matching lines @@
                                   fullstopCharacter};
   DEFINE_STATIC_LOCAL(AtomicString, fullstopCharacterStr,
                       (fullStopString, fullStopStringLength));
   DEFINE_STATIC_LOCAL(AtomicString, ellipsisStr,
                       (&horizontalEllipsisCharacter, 1));
   AtomicString& selectedEllipsisStr = ellipsisStr;
 
   const Font& firstLineFont = firstLineStyle()->font();
   // FIXME: We should probably not hard-code the direction here.
   // https://crbug.com/333004
-  TextDirection ellipsisDirection = LTR;
+  TextDirection ellipsisDirection = TextDirection::Ltr;
   float firstLineEllipsisWidth = 0;
   float ellipsisWidth = 0;
 
   // As per CSS3 http://www.w3.org/TR/2003/CR-css3-text-20030514/ sequence of
   // three Full Stops (002E) can be used.
   const SimpleFontData* fontData = firstLineFont.primaryFont();
   DCHECK(fontData);
   if (fontData && fontData->glyphForCharacter(horizontalEllipsisCharacter)) {
     firstLineEllipsisWidth = firstLineFont.width(
         constructTextRun(firstLineFont, &horizontalEllipsisCharacter, 1,
@@ skipping 140 matching lines @@
 
 bool LayoutBlockFlow::paintedOutputOfObjectHasNoEffectRegardlessOfSize() const {
   // LayoutBlockFlow is in charge of paint invalidation of the first line.
   if (firstLineBox())
     return false;
 
   return LayoutBlock::paintedOutputOfObjectHasNoEffectRegardlessOfSize();
 }
 
 }  // namespace blink