CSS Motion Path: delete implementation of motion shorthand

third_party/WebKit/Source/core/frame/UseCounter.cpp

 /*
  * 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 869 matching lines @@
     case CSSPropertyAll:
       return 454;
     case CSSPropertyJustifyItems:
       return 455;
     case CSSPropertyAliasMotionPath:
       return 457;
     case CSSPropertyAliasMotionOffset:
       return 458;
     case CSSPropertyAliasMotionRotation:
       return 459;
-    case CSSPropertyMotion:
-      return 460;
+    // CSSPropertyMotion was 460.
     case CSSPropertyX:
       return 461;
     case CSSPropertyY:
       return 462;
     case CSSPropertyRx:
       return 463;
     case CSSPropertyRy:
       return 464;
     case CSSPropertyFontSizeAdjust:
       return 465;
@@ skipping 513 matching lines @@
     }
   }
 
   if (needs_pages_measured_update)
     css_properties_histogram.Count(totalPagesMeasuredCSSSampleId());
 
   css_bits_.ClearAll();
 }
 
 }  // namespace blink