Web Animations: Split image slice interpolation out of LengthBoxStyleInterpolation

Source/core/animation/StringKeyframe.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/StringKeyframe.h"
 
 #include "core/animation/ColorStyleInterpolation.h"
 #include "core/animation/CompositorAnimations.h"
 #include "core/animation/ConstantStyleInterpolation.h"
 #include "core/animation/DeferredLegacyStyleInterpolation.h"
 #include "core/animation/DoubleStyleInterpolation.h"
+#include "core/animation/ImageSliceStyleInterpolation.h"
 #include "core/animation/ImageStyleInterpolation.h"
 #include "core/animation/LegacyStyleInterpolation.h"
 #include "core/animation/LengthBoxStyleInterpolation.h"
 #include "core/animation/LengthPairStyleInterpolation.h"
 #include "core/animation/LengthStyleInterpolation.h"
 #include "core/animation/ListStyleInterpolation.h"
 #include "core/animation/SVGLengthStyleInterpolation.h"
 #include "core/animation/SVGStrokeDasharrayStyleInterpolation.h"
 #include "core/animation/ShadowStyleInterpolation.h"
 #include "core/animation/VisibilityStyleInterpolation.h"
@@ skipping 290 matching lines @@
             break;
         }
 
         // FIXME: Handle interpolation from/to none, unspecified color values
         fallBackToLegacy = true;
 
         break;
 
     }
 
-    case CSSPropertyClip:
-    case CSSPropertyBorderImageSlice:
-    case CSSPropertyWebkitMaskBoxImageSlice: {
+    case CSSPropertyClip: {
         if (LengthBoxStyleInterpolation::usesDefaultInterpolation(*fromCSSValue, *toCSSValue)) {
             forceDefaultInterpolation = true;
             break;
         }
         RefPtrWillBeRawPtr<Interpolation> interpolation = LengthBoxStyleInterpolation::maybeCreateFrom(*fromCSSValue, *toCSSValue, property);
         if (interpolation)
             return interpolation.release();
         break;
     }
 
+    case CSSPropertyBorderImageSlice:
+    case CSSPropertyWebkitMaskBoxImageSlice: {
+        RefPtrWillBeRawPtr<Interpolation> interpolation = ImageSliceStyleInterpolation::maybeCreate(*fromCSSValue, *toCSSValue, property);
+        if (interpolation)
+            return interpolation.release();
+        if (ImageSliceStyleInterpolation::usesDefaultInterpolation(*fromCSSValue, *toCSSValue))
+            forceDefaultInterpolation = true;
+
+        break;
+    }
+
     case CSSPropertyStrokeWidth: {
         RefPtrWillBeRawPtr<Interpolation> interpolation = SVGLengthStyleInterpolation::maybeCreate(*fromCSSValue, *toCSSValue, property, RangeNonNegative);
         if (interpolation)
             return interpolation.release();
 
         break;
     }
     case CSSPropertyStrokeDasharray: {
         RefPtrWillBeRawPtr<Interpolation> interpolation = SVGStrokeDasharrayStyleInterpolation::maybeCreate(*fromCSSValue, *toCSSValue, property);
         if (interpolation)
@@ skipping 51 matching lines @@
 }
 
 DEFINE_TRACE(StringKeyframe::PropertySpecificKeyframe)
 {
     visitor->trace(m_value);
     visitor->trace(m_animatableValueCache);
     Keyframe::PropertySpecificKeyframe::trace(visitor);
 }
 
 }