Add internals.isCSSPropertyUseCounted functionality

third_party/WebKit/Source/core/frame/UseCounter.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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 1100 matching lines @@
     void count(CSSParserMode, CSSPropertyID);
     void count(Feature);
 
     // Count only features if they're being used in an iframe which does not
     // have script access into the top level document.
     static void countCrossOriginIframe(const Document&, Feature);
 
     // Return whether the Feature was previously counted for this document.
     // NOTE: only for use in testing.
     static bool isCounted(Document&, Feature);
+    // Return whether the CSSPropertyID was previously counted for this document.
+    // NOTE: only for use in testing.
+    static bool isCounted(Document&, const String&);
+    bool isCounted(CSSPropertyID);
 
     void didCommitLoad();
 
     static UseCounter* getFrom(const Document*);
     static UseCounter* getFrom(const CSSStyleSheet*);
     static UseCounter* getFrom(const StyleSheetContents*);
 
     static int mapCSSPropertyIdToCSSSampleIdForHistogram(int id);
 
     static void muteForInspector();
@@ skipping 39 matching lines @@
     friend class UseCounterTest;
     static int m_muteCount;
 
     CountBits m_countBits;
     BitVector m_CSSFeatureBits;
 };
 
 } // namespace blink
 
 #endif // UseCounter_h