Deprecate the unofficial -webkit-transition media feature

Source/core/css/MediaQueryEvaluator.cpp

 /*
  * CSS Media Query Evaluator
  *
  * Copyright (C) 2006 Kimmo Kinnunen <kimmo.t.kinnunen@nokia.com>.
  * Copyright (C) 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Intel Corporation. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ skipping 545 matching lines @@
 
 static bool transitionMediaFeatureEval(CSSValue* value, RenderStyle*, Frame*, MediaFeaturePrefix op)
 {
     if (value) {
         float number;
         return numberValue(value, number) && compareValue(1, static_cast<int>(number), op);
     }
     return true;
 }
 
+// Legacy prefixed version.
+static bool webkitTransitionMediaFeatureEval(CSSValue* value, RenderStyle*, Frame* frame, MediaFeaturePrefix op)
+{
+    frame->document()->addConsoleMessage(CSSMessageSource, DebugMessageLevel,

[Use mkwst_at_chromium.org plz., 2013/05/13 14:43:21]

Please use UseCounter::countDeprecation instead, as outlined on
https://sites.google.com/a/chromium.org/dev/blink?pli=1#TOC-Launch-Process:-D...

+        "The (-webkit-transition) media query feature is deprecated; please consider using (transition) instead.");
+    return transitionMediaFeatureEval(value, 0, 0, op);
+}
+
 static bool transform2dMediaFeatureEval(CSSValue* value, RenderStyle*, Frame*, MediaFeaturePrefix op)
 {
     if (value) {
         float number;
         return numberValue(value, number) && compareValue(1, static_cast<int>(number), op);
     }
     return true;
 }
 
 static bool transform3dMediaFeatureEval(CSSValue* value, RenderStyle*, Frame* frame, MediaFeaturePrefix op)
@@ skipping 109 matching lines @@
     // and let trampoline functions override the prefix if prefix is
     // used
     EvalFunc func = gFunctionMap->get(expr->mediaFeature().impl());
     if (func)
         return func(expr->value(), m_style.get(), m_frame, NoPrefix);
 
     return false;
 }
 
 } // namespace