Make TextEmphasisMark an enum class.

third_party/WebKit/Source/core/css/resolver/StyleBuilderCustom.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
@@ skipping 595 matching lines @@
         state.Style()->SetTextEmphasisFill(value.ConvertTo<TextEmphasisFill>());
       else
         state.Style()->SetTextEmphasisMark(value.ConvertTo<TextEmphasisMark>());
     }
     state.Style()->SetTextEmphasisCustomMark(g_null_atom);
     return;
   }
 
   if (value.IsStringValue()) {
     state.Style()->SetTextEmphasisFill(TextEmphasisFill::kFilled);
-    state.Style()->SetTextEmphasisMark(kTextEmphasisMarkCustom);
+    state.Style()->SetTextEmphasisMark(TextEmphasisMark::kCustom);
     state.Style()->SetTextEmphasisCustomMark(
         AtomicString(ToCSSStringValue(value).Value()));
     return;
   }
 
   const CSSIdentifierValue& identifier_value = ToCSSIdentifierValue(value);
 
   state.Style()->SetTextEmphasisCustomMark(g_null_atom);
 
   if (identifier_value.GetValueID() == CSSValueFilled ||
       identifier_value.GetValueID() == CSSValueOpen) {
     state.Style()->SetTextEmphasisFill(
         identifier_value.ConvertTo<TextEmphasisFill>());
-    state.Style()->SetTextEmphasisMark(kTextEmphasisMarkAuto);
+    state.Style()->SetTextEmphasisMark(TextEmphasisMark::kAuto);
   } else {
     state.Style()->SetTextEmphasisFill(TextEmphasisFill::kFilled);
     state.Style()->SetTextEmphasisMark(
         identifier_value.ConvertTo<TextEmphasisMark>());
   }
 }
 
 void StyleBuilderFunctions::applyInitialCSSPropertyWillChange(
     StyleResolverState& state) {
   state.Style()->SetWillChangeContents(false);
@@ skipping 346 matching lines @@
     state.Style()->SetCaretColor(
         StyleBuilderConverter::ConvertStyleAutoColor(state, value));
   }
   if (state.ApplyPropertyToVisitedLinkStyle()) {
     state.Style()->SetVisitedLinkCaretColor(
         StyleBuilderConverter::ConvertStyleAutoColor(state, value, true));
   }
 }
 
 }  // namespace blink