CSSValue Immediates: Make CSSPrimitiveValue a container

Source/core/css/CSSShadowValue.h

Index: Source/core/css/CSSShadowValue.h
diff --git a/Source/core/css/CSSShadowValue.h b/Source/core/css/CSSShadowValue.h
index 3650863664d2760ac49710a5d95fc116c231eec8..7e92a680aab3a65067cae327186d5828afcd6814 100644
--- a/Source/core/css/CSSShadowValue.h
+++ b/Source/core/css/CSSShadowValue.h
@@ -33,12 +33,12 @@ class CSSPrimitiveValue;
 // Used for text-shadow and box-shadow
 class CORE_EXPORT CSSShadowValue : public CSSValueObject {
 public:
-    static PassRefPtrWillBeRawPtr<CSSShadowValue> create(PassRefPtrWillBeRawPtr<CSSPrimitiveValue> x,
-        PassRefPtrWillBeRawPtr<CSSPrimitiveValue> y,
-        PassRefPtrWillBeRawPtr<CSSPrimitiveValue> blur,
-        PassRefPtrWillBeRawPtr<CSSPrimitiveValue> spread,
-        PassRefPtrWillBeRawPtr<CSSPrimitiveValue> style,
-        PassRefPtrWillBeRawPtr<CSSPrimitiveValue> color)
+    static PassRefPtrWillBeRawPtr<CSSShadowValue> create(NullableCSSValue x,
+        NullableCSSValue y,
+        NullableCSSValue blur,
+        NullableCSSValue spread,
+        NullableCSSValue style,
+        NullableCSSValue color)
     {
         return adoptRefWillBeNoop(new CSSShadowValue(x, y, blur, spread, style, color));
     }
@@ -47,22 +47,22 @@ public:
 
     bool equals(const CSSShadowValue&) const;
 
-    RefPtrWillBeMember<CSSPrimitiveValue> x;
-    RefPtrWillBeMember<CSSPrimitiveValue> y;
-    RefPtrWillBeMember<CSSPrimitiveValue> blur;
-    RefPtrWillBeMember<CSSPrimitiveValue> spread;
-    RefPtrWillBeMember<CSSPrimitiveValue> style;
-    RefPtrWillBeMember<CSSPrimitiveValue> color;
+    NullableCSSValue x;
+    NullableCSSValue y;
+    NullableCSSValue blur;
+    NullableCSSValue spread;
+    NullableCSSValue style;
+    NullableCSSValue color;
 
     DECLARE_TRACE_AFTER_DISPATCH();
 
 private:
-    CSSShadowValue(PassRefPtrWillBeRawPtr<CSSPrimitiveValue> x,
-        PassRefPtrWillBeRawPtr<CSSPrimitiveValue> y,
-        PassRefPtrWillBeRawPtr<CSSPrimitiveValue> blur,
-        PassRefPtrWillBeRawPtr<CSSPrimitiveValue> spread,
-        PassRefPtrWillBeRawPtr<CSSPrimitiveValue> style,
-        PassRefPtrWillBeRawPtr<CSSPrimitiveValue> color);
+    CSSShadowValue(NullableCSSValue x,
+        NullableCSSValue y,
+        NullableCSSValue blur,
+        NullableCSSValue spread,
+        NullableCSSValue style,
+        NullableCSSValue color);
 };
 
 DEFINE_CSS_VALUE_TYPE_CASTS(CSSShadowValue, isShadowValue());