Changed EDisplay to an enum class and renamed its members to be keywords

third_party/WebKit/Source/core/dom/PseudoElement.h

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Neither the name of Google Inc. nor the names of its
@@ skipping 48 matching lines @@
 
     PseudoId m_pseudoId;
 };
 
 const QualifiedName& pseudoElementTagName();
 
 inline bool pseudoElementLayoutObjectIsNeeded(const ComputedStyle* style)
 {
     if (!style)
         return false;
-    if (style->display() == NONE)
+    if (style->display() == EDisplay::None)
         return false;
     if (style->styleType() == PseudoIdFirstLetter || style->styleType() == PseudoIdBackdrop)
         return true;
     return style->contentData();
 }
 
 DEFINE_ELEMENT_TYPE_CASTS(PseudoElement, isPseudoElement());
 
 } // namespace blink
 
 #endif