Adding use counters for non-standard 2D canvas APIs

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 327 matching lines @@
         PrefixedDocumentFullscreenEnabled = 322,
         PrefixedDocumentFullscreenElement = 323,
         PrefixedDocumentExitFullscreen = 324,
         // The above items are available in M35 branch.
 
         SVGForeignObjectElement = 325,
         PrefixedElementRequestPointerLock = 326,
         SelectionSetPosition = 327,
         AnimationPlayerFinishEvent = 328,
         SVGSVGElementInXMLDocument = 329,
+        CanvasRenderingContext2DSetAlpha = 330,
+        CanvasRenderingContext2DSetCompositeOperation = 331,
+        CanvasRenderingContext2DSetLineWidth = 332,
+        CanvasRenderingContext2DSetLineCap = 333,
+        CanvasRenderingContext2DSetLineJoin = 334,
+        CanvasRenderingContext2DSetMiterLimit = 335,
+        CanvasRenderingContext2DClearShadow = 336,
+        CanvasRenderingContext2DSetStrokeColor = 337,
+        CanvasRenderingContext2DSetFillColor = 338,
+        CanvasRenderingContext2DDrawImageFromRect = 339,
+        CanvasRenderingContext2DSetShadow = 340,
         // Add new features immediately above this line. Don't change assigned
         // numbers of any item, and don't reuse removed slots.
         NumberOfFeatures, // This enum value must be last.
     };
 
     // "count" sets the bit for this feature to 1. Repeated calls are ignored.
     static void count(const Document&, Feature);
     static void count(const ExecutionContext*, Feature);
     void count(CSSParserContext, CSSPropertyID);
     void count(Feature);
@@ skipping 42 matching lines @@
 
     void updateMeasurements();
 
     OwnPtr<BitVector> m_countBits;
     BitVector m_CSSFeatureBits;
 };
 
 } // namespace WebCore
 
 #endif // UseCounter_h