remove CSS 'all' property.

sky/engine/core/css/CSSProperty.cpp

 /**
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc.
  *
  * 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,
@@ skipping 154 matching lines @@
     }
     case CSSPropertyWebkitMaxLogicalHeight: {
         const CSSPropertyID properties[2] = { CSSPropertyMaxWidth, CSSPropertyMaxHeight };
         return resolveToPhysicalProperty(LogicalHeight, properties);
     }
     default:
         return propertyID;
     }
 }
 
-bool CSSProperty::isAffectedByAllProperty(CSSPropertyID propertyID)
-{
-    if (propertyID == CSSPropertyAll)
-        return false;
-
-    // all shorthand spec says:
-    // The all property is a shorthand that resets all CSS properties except
-    // direction and unicode-bidi. It only accepts the CSS-wide keywords.
-    // c.f. http://dev.w3.org/csswg/css-cascade/#all-shorthand
-    // So CSSPropertyUnicodeBidi and CSSPropertyDirection are not
-    // affected by all property.
-    return propertyID != CSSPropertyUnicodeBidi && propertyID != CSSPropertyDirection;
-}
-
 } // namespace blink