Cleanup usage of CSSPropertyID and CSSValueID inside Blink.

Source/core/css/Counter.h

Index: Source/core/css/Counter.h
diff --git a/Source/core/css/Counter.h b/Source/core/css/Counter.h
index c3878e7b3a1dedbe1d90116883fa721d64192952..e0998971d9bf53a130a722edfb81e00c00d43685 100644
--- a/Source/core/css/Counter.h
+++ b/Source/core/css/Counter.h
@@ -22,7 +22,7 @@
 #define Counter_h
 
 #include "core/css/CSSPrimitiveValue.h"
-#include <wtf/text/WTFString.h>
+#include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
@@ -37,7 +37,7 @@ public:
     String listStyle() const { return m_listStyle ? m_listStyle->getStringValue() : String(); }
     String separator() const { return m_separator ? m_separator->getStringValue() : String(); }
 
-    int listStyleIdent() const { return m_listStyle ? m_listStyle->getIdent() : 0; }
+    CSSValueID listStyleIdent() const { return m_listStyle ? m_listStyle->getValueID() : CSSValueInvalid; }
 
     void setIdentifier(PassRefPtr<CSSPrimitiveValue> identifier) { m_identifier = identifier; }
     void setListStyle(PassRefPtr<CSSPrimitiveValue> listStyle) { m_listStyle = listStyle; }