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

Source/core/css/CSSFontFaceSrcValue.h

Index: Source/core/css/CSSFontFaceSrcValue.h
diff --git a/Source/core/css/CSSFontFaceSrcValue.h b/Source/core/css/CSSFontFaceSrcValue.h
index 4b2bacb9c78ec9d59d42d1f0b75c2dfd19d102e6..3e5c8cdd23107242c87517c135bceaa6345eeb91 100644
--- a/Source/core/css/CSSFontFaceSrcValue.h
+++ b/Source/core/css/CSSFontFaceSrcValue.h
@@ -37,7 +37,7 @@ namespace blink {
 class FontResource;
 class Document;
 
-class CSSFontFaceSrcValue : public CSSValue {
+class CSSFontFaceSrcValue : public CSSValueObject {
 public:
     static PassRefPtrWillBeRawPtr<CSSFontFaceSrcValue> create(const String& resource, ContentSecurityPolicyDisposition shouldCheckContentSecurityPolicy)
     {
@@ -65,11 +65,11 @@ public:
 
     bool equals(const CSSFontFaceSrcValue&) const;
 
-    DEFINE_INLINE_TRACE_AFTER_DISPATCH() { CSSValue::traceAfterDispatch(visitor); }
+    DEFINE_INLINE_TRACE_AFTER_DISPATCH() { CSSValueObject::traceAfterDispatch(visitor); }
 
 private:
     CSSFontFaceSrcValue(const String& resource, bool local, ContentSecurityPolicyDisposition shouldCheckContentSecurityPolicy)
-        : CSSValue(FontFaceSrcClass)
+        : CSSValueObject(FontFaceSrcClass)
         , m_resource(resource)
         , m_isLocal(local)
         , m_shouldCheckContentSecurityPolicy(shouldCheckContentSecurityPolicy)