Remove shape-inside support

Source/core/animation/css/CSSPropertyEquality.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/animation/css/CSSPropertyEquality.h"
 
 #include "core/animation/css/CSSAnimations.h"
 #include "core/rendering/style/RenderStyle.h"
 #include "core/rendering/style/ShadowList.h"
@@ skipping 183 matching lines @@
     case CSSPropertyPaddingLeft:
         return a.paddingLeft() == b.paddingLeft();
     case CSSPropertyPaddingRight:
         return a.paddingRight() == b.paddingRight();
     case CSSPropertyPaddingTop:
         return a.paddingTop() == b.paddingTop();
     case CSSPropertyRight:
         return a.right() == b.right();
     case CSSPropertyShapeImageThreshold:
         return a.shapeImageThreshold() == b.shapeImageThreshold();
-    case CSSPropertyShapeInside:
-        return ptrsOrValuesEqual<ShapeValue*>(a.shapeInside(), b.shapeInside());
     case CSSPropertyShapeMargin:
         return a.shapeMargin() == b.shapeMargin();
     case CSSPropertyShapeOutside:
         return ptrsOrValuesEqual<ShapeValue*>(a.shapeOutside(), b.shapeOutside());
     case CSSPropertyStopColor:
         return a.stopColor() == b.stopColor();
     case CSSPropertyStopOpacity:
         return a.stopOpacity() == b.stopOpacity();
     case CSSPropertyStroke:
         return a.strokePaintType() == b.strokePaintType()
@@ skipping 85 matching lines @@
         return a.zIndex() == b.zIndex();
     case CSSPropertyZoom:
         return a.zoom() == b.zoom();
     default:
         ASSERT_NOT_REACHED();
         return true;
     }
 }
 
 }