Remove CSSValue::Type and CSSValue::cssValueType()

Source/core/css/CSSValue.h

Index: Source/core/css/CSSValue.h
diff --git a/Source/core/css/CSSValue.h b/Source/core/css/CSSValue.h
index 4d6ad06d308674b03b1d7f0a4c386305f89f7405..3e23a0f06b535b9661cfbf1d13bad93ef2b2562c 100644
--- a/Source/core/css/CSSValue.h
+++ b/Source/core/css/CSSValue.h
@@ -34,14 +34,6 @@ enum CSSTextFormattingFlags { QuoteCSSStringIfNeeded, AlwaysQuoteCSSString };
 
 class CSSValue : public RefCountedWillBeGarbageCollectedFinalized<CSSValue> {
 public:
-    enum Type {
-        CSS_INHERIT = 0,
-        CSS_PRIMITIVE_VALUE = 1,
-        CSS_VALUE_LIST = 2,
-        CSS_CUSTOM = 3,
-        CSS_INITIAL = 4
-    };
-
     // Override RefCounted's deref() to ensure operator delete is called on
     // the appropriate subclass type.
     // When oilpan is enabled the finalize method is called by the garbage
@@ -54,8 +46,6 @@ public:
     }
 #endif // !ENABLE(OILPAN)
 
-    Type cssValueType() const;
-
     String cssText() const;
 
     bool isPrimitiveValue() const { return m_classType == PrimitiveClass; }