CSS Motion Path: delete implementation of motion shorthand

third_party/WebKit/Source/core/css/ComputedStyleCSSValueMapping.cpp

 /*
  * Copyright (C) 2004 Zack Rusin <zack@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  * Copyright (C) 2011 Sencha, Inc. All rights reserved.
  * Copyright (C) 2015 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 3394 matching lines @@
                                         layout_object, styled_node,
                                         allow_visited_style);
     case CSSPropertyPadding:
       return ValuesForSidesShorthand(paddingShorthand(), style, layout_object,
                                      styled_node, allow_visited_style);
     // Individual properties not part of the spec.
     case CSSPropertyBackgroundRepeatX:
     case CSSPropertyBackgroundRepeatY:
       return nullptr;
 
-    case CSSPropertyMotion:
-      return ValuesForShorthandProperty(motionShorthand(), style, layout_object,
-                                        styled_node, allow_visited_style);
-
     case CSSPropertyOffset:
       return ValuesForShorthandProperty(offsetShorthand(), style, layout_object,
                                         styled_node, allow_visited_style);
 
     case CSSPropertyOffsetAnchor:
       return ValueForPosition(style.OffsetAnchor(), style);
 
     case CSSPropertyOffsetPosition:
       return ValueForPosition(style.OffsetPosition(), style);
 
@@ skipping 314 matching lines @@
     case CSSPropertyAll:
       return nullptr;
     default:
       break;
   }
   NOTREACHED();
   return nullptr;
 }
 
 }  // namespace blink