Changed EInsideLink to an enum class with an unsigned type.

third_party/WebKit/Source/core/dom/VisitedLinkState.cpp

 /*
  * 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 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.
  * (http://www.torchmobile.com/)
@@ skipping 101 matching lines @@
 
 EInsideLink VisitedLinkState::determineLinkStateSlowCase(
     const Element& element) {
   DCHECK(element.isLink());
   DCHECK(document().isActive());
   DCHECK(document() == element.document());
 
   const AtomicString& attribute = linkAttribute(element);
 
   if (attribute.isNull())
-    return NotInsideLink;  // This can happen for <img usemap>
+    return EInsideLink::kNotInsideLink;  // This can happen for <img usemap>
 
   // An empty attribute refers to the document itself which is always
   // visited. It is useful to check this explicitly so that visited
   // links can be tested in platform independent manner, without
   // explicit support in the test harness.
   if (attribute.isEmpty())
-    return InsideVisitedLink;
+    return EInsideLink::kInsideVisitedLink;
 
   if (LinkHash hash = linkHashForElement(element, attribute)) {
     m_linksCheckedForVisitedState.add(hash);
     if (Platform::current()->isLinkVisited(hash))
-      return InsideVisitedLink;
+      return EInsideLink::kInsideVisitedLink;
   }
 
-  return InsideUnvisitedLink;
+  return EInsideLink::kInsideUnvisitedLink;
 }
 
 DEFINE_TRACE(VisitedLinkState) {
   visitor->trace(m_document);
 }
 
 }  // namespace blink