Remove CSS Shapes runtime flag

Source/core/css/parser/BisonCSSParser-in.cpp

 /*
  * Copyright (C) 2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
  * Copyright (C) 2012 Intel Corporation. All rights reserved.
  *
@@ skipping 266 matching lines @@
     case CSSPropertyWebkitMinLogicalWidth:
     case CSSPropertyWebkitMinLogicalHeight:
     case CSSPropertyWebkitPaddingAfter:
     case CSSPropertyWebkitPaddingBefore:
     case CSSPropertyWebkitPaddingEnd:
     case CSSPropertyWebkitPaddingStart:
         acceptsNegativeNumbers = false;
         return true;
     case CSSPropertyShapeMargin:
         acceptsNegativeNumbers = false;
-        return RuntimeEnabledFeatures::cssShapesEnabled();
+        return true;
     case CSSPropertyBottom:
     case CSSPropertyLeft:
     case CSSPropertyMarginBottom:
     case CSSPropertyMarginLeft:
     case CSSPropertyMarginRight:
     case CSSPropertyMarginTop:
     case CSSPropertyRight:
     case CSSPropertyTop:
     case CSSPropertyWebkitMarginAfter:
     case CSSPropertyWebkitMarginBefore:
@@ skipping 1804 matching lines @@
     rule->setProperties(createStylePropertySet());
     clearProperties();
 
     StyleRuleViewport* result = rule.get();
     m_parsedRules.append(rule.release());
 
     return result;
 }
 
 }