Make TextIndentType an enum class.

third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp

 /*
  * Copyright (C) 2004 Zack Rusin <zack@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  * Copyright (C) 2011 Sencha, Inc. All rights reserved.
  * Copyright (C) 2015 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 2863 matching lines @@
           list->Append(
               *CSSIdentifierValue::Create(style.GetTextEmphasisMark()));
           return list;
         }
       }
     case CSSPropertyTextIndent: {
       CSSValueList* list = CSSValueList::CreateSpaceSeparated();
       list->Append(*ZoomAdjustedPixelValueForLength(style.TextIndent(), style));
       if (RuntimeEnabledFeatures::css3TextEnabled() &&
           (style.GetTextIndentLine() == TextIndentLine::kEachLine ||
-           style.GetTextIndentType() == kTextIndentHanging)) {
+           style.GetTextIndentType() == TextIndentType::kHanging)) {
         if (style.GetTextIndentLine() == TextIndentLine::kEachLine)
           list->Append(*CSSIdentifierValue::Create(CSSValueEachLine));
-        if (style.GetTextIndentType() == kTextIndentHanging)
+        if (style.GetTextIndentType() == TextIndentType::kHanging)
           list->Append(*CSSIdentifierValue::Create(CSSValueHanging));
       }
       return list;
     }
     case CSSPropertyTextShadow:
       return ValueForShadowList(style.TextShadow(), style, false);
     case CSSPropertyTextRendering:
       return CSSIdentifierValue::Create(
           style.GetFontDescription().TextRendering());
     case CSSPropertyTextOverflow:
@@ skipping 855 matching lines @@
     case CSSPropertyAll:
       return nullptr;
     default:
       break;
   }
   NOTREACHED();
   return nullptr;
 }
 
 }  // namespace blink