CSSValue Immediates: Change CSSValue to an object instead of a pointer

Source/core/animation/animatable/AnimatableUnknown.h

Index: Source/core/animation/animatable/AnimatableUnknown.h
diff --git a/Source/core/animation/animatable/AnimatableUnknown.h b/Source/core/animation/animatable/AnimatableUnknown.h
index e767659e7c28418b55afef3b2e24723764395b58..a2e16a52670cad218921244ec0c5511eb58e7f4d 100644
--- a/Source/core/animation/animatable/AnimatableUnknown.h
+++ b/Source/core/animation/animatable/AnimatableUnknown.h
@@ -41,7 +41,7 @@ class AnimatableUnknown final : public AnimatableValue {
 public:
     virtual ~AnimatableUnknown() { }
 
-    static PassRefPtrWillBeRawPtr<AnimatableUnknown> create(PassRefPtrWillBeRawPtr<CSSValue> value)
+    static PassRefPtrWillBeRawPtr<AnimatableUnknown> create(CSSValue value)
     {
         return adoptRefWillBeNoop(new AnimatableUnknown(value));
     }
@@ -50,8 +50,8 @@ public:
         return adoptRefWillBeNoop(new AnimatableUnknown(cssValuePool().createIdentifierValue(value)));
     }
 
-    PassRefPtrWillBeRawPtr<CSSValue> toCSSValue() const { return m_value; }
-    CSSValueID toCSSValueID() const { return toCSSPrimitiveValue(m_value.get())->getValueID(); }
+    CSSValue toCSSValue() const { return m_value; }
+    CSSValueID toCSSValueID() const { return toCSSPrimitiveValue(m_value).getValueID(); }
 
     DEFINE_INLINE_VIRTUAL_TRACE()
     {
@@ -68,15 +68,14 @@ protected:
     virtual bool usesDefaultInterpolationWith(const AnimatableValue*) const override { return true; }
 
 private:
-    explicit AnimatableUnknown(PassRefPtrWillBeRawPtr<CSSValue> value)
+    explicit AnimatableUnknown(CSSValue value)
         : m_value(value)
     {
-        ASSERT(m_value);
     }
     virtual AnimatableType type() const override { return TypeUnknown; }
     virtual bool equalTo(const AnimatableValue*) const override;
 
-    const RefPtrWillBeMember<CSSValue> m_value;
+    const CSSValue m_value;
 };
 
 DEFINE_ANIMATABLE_VALUE_TYPE_CASTS(AnimatableUnknown, isUnknown());
@@ -84,7 +83,7 @@ DEFINE_ANIMATABLE_VALUE_TYPE_CASTS(AnimatableUnknown, isUnknown());
 inline bool AnimatableUnknown::equalTo(const AnimatableValue* value) const
 {
     const AnimatableUnknown* unknown = toAnimatableUnknown(value);
-    return m_value == unknown->m_value || m_value->equals(*unknown->m_value);
+    return m_value.ptrEquals(unknown->m_value) || m_value.equals(unknown->m_value);
 }
 
 } // namespace blink