Remove the -webkit-transition media feature (PrefixedTransitionMediaFeature)

Source/core/css/MediaFeatureNames.h

 /*
  * Copyright (C) 2005, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Intel Corporation. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 #ifndef MediaFeatureNames_h
 #define MediaFeatureNames_h
 
 #include "wtf/text/AtomicString.h"
 
 namespace WebCore {
 namespace MediaFeatureNames {
 
 #define CSS_MEDIAQUERY_NAMES_FOR_EACH_MEDIAFEATURE(macro) \
-    macro(deprecatedTransition, "-webkit-transition") \
     macro(color, "color") \
     macro(colorIndex, "color-index") \
     macro(grid, "grid") \
     macro(monochrome, "monochrome") \
     macro(height, "height") \
     macro(hover, "hover") \
     macro(width, "width") \
     macro(orientation, "orientation") \
     macro(aspectRatio, "aspect-ratio") \
     macro(deviceAspectRatio, "device-aspect-ratio") \
@@ skipping 37 matching lines @@
 CSS_MEDIAQUERY_NAMES_FOR_EACH_MEDIAFEATURE(CSS_MEDIAQUERY_NAMES_DECLARE)
 #undef CSS_MEDIAQUERY_NAMES_DECLARE
 #endif
 
     void init();
 
 } // namespace MediaFeatureNames
 } // namespace WebCore
 
 #endif // MediaFeatureNames_h