CSSValue Immediates: Replace CSSPrimitiveValue usage with const references

Source/core/css/resolver/CSSToStyleMap.h

Index: Source/core/css/resolver/CSSToStyleMap.h
diff --git a/Source/core/css/resolver/CSSToStyleMap.h b/Source/core/css/resolver/CSSToStyleMap.h
index 1d61395316a52203bc58c222685a608d4c5180be..e2b058d08e97d1a4dfa67c0e0e6e41d9ec943ae9 100644
--- a/Source/core/css/resolver/CSSToStyleMap.h
+++ b/Source/core/css/resolver/CSSToStyleMap.h
@@ -39,28 +39,28 @@ class BorderImageLengthBox;
 
 class CSSToStyleMap {
 public:
-    static void mapFillAttachment(StyleResolverState&, FillLayer*, CSSValue);
-    static void mapFillClip(StyleResolverState&, FillLayer*, CSSValue);
-    static void mapFillComposite(StyleResolverState&, FillLayer*, CSSValue);
-    static void mapFillBlendMode(StyleResolverState&, FillLayer*, CSSValue);
-    static void mapFillOrigin(StyleResolverState&, FillLayer*, CSSValue);
-    static void mapFillImage(StyleResolverState&, FillLayer*, CSSValue);
-    static void mapFillRepeatX(StyleResolverState&, FillLayer*, CSSValue);
-    static void mapFillRepeatY(StyleResolverState&, FillLayer*, CSSValue);
-    static void mapFillSize(StyleResolverState&, FillLayer*, CSSValue);
-    static void mapFillXPosition(StyleResolverState&, FillLayer*, CSSValue);
-    static void mapFillYPosition(StyleResolverState&, FillLayer*, CSSValue);
-    static void mapFillMaskSourceType(StyleResolverState&, FillLayer*, CSSValue);
+    static void mapFillAttachment(StyleResolverState&, FillLayer*, const CSSValue&);
+    static void mapFillClip(StyleResolverState&, FillLayer*, const CSSValue&);
+    static void mapFillComposite(StyleResolverState&, FillLayer*, const CSSValue&);
+    static void mapFillBlendMode(StyleResolverState&, FillLayer*, const CSSValue&);
+    static void mapFillOrigin(StyleResolverState&, FillLayer*, const CSSValue&);
+    static void mapFillImage(StyleResolverState&, FillLayer*, const CSSValue&);
+    static void mapFillRepeatX(StyleResolverState&, FillLayer*, const CSSValue&);
+    static void mapFillRepeatY(StyleResolverState&, FillLayer*, const CSSValue&);
+    static void mapFillSize(StyleResolverState&, FillLayer*, const CSSValue&);
+    static void mapFillXPosition(StyleResolverState&, FillLayer*, const CSSValue&);
+    static void mapFillYPosition(StyleResolverState&, FillLayer*, const CSSValue&);
+    static void mapFillMaskSourceType(StyleResolverState&, FillLayer*, const CSSValue&);
 
-    static double mapAnimationDelay(CSSValue);
-    static Timing::PlaybackDirection mapAnimationDirection(CSSValue);
-    static double mapAnimationDuration(CSSValue);
-    static Timing::FillMode mapAnimationFillMode(CSSValue);
-    static double mapAnimationIterationCount(CSSValue);
-    static AtomicString mapAnimationName(CSSValue);
-    static EAnimPlayState mapAnimationPlayState(CSSValue);
-    static CSSTransitionData::TransitionProperty mapAnimationProperty(CSSValue);
-    static PassRefPtr<TimingFunction> mapAnimationTimingFunction(CSSValue, bool allowStepMiddle = false);
+    static double mapAnimationDelay(const CSSValue&);
+    static Timing::PlaybackDirection mapAnimationDirection(const CSSValue&);
+    static double mapAnimationDuration(const CSSValue&);
+    static Timing::FillMode mapAnimationFillMode(const CSSValue&);
+    static double mapAnimationIterationCount(const CSSValue&);
+    static AtomicString mapAnimationName(const CSSValue&);
+    static EAnimPlayState mapAnimationPlayState(const CSSValue&);
+    static CSSTransitionData::TransitionProperty mapAnimationProperty(const CSSValue&);
+    static PassRefPtr<TimingFunction> mapAnimationTimingFunction(const CSSValue&, bool allowStepMiddle = false);
 
     static void mapNinePieceImage(StyleResolverState&, CSSPropertyID, NullableCSSValue, NinePieceImage&);
     static void mapNinePieceImageSlice(StyleResolverState&, NullableCSSValue, NinePieceImage&);