QmlJS: Setup QmlEnumValues even if enum is non-local.

Change-Id: Ib7a3621c14b6dfbdf36c75abac282c08f47e55ca
Reviewed-on: http://codereview.qt.nokia.com/559
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@nokia.com>

src/libs/languageutils/fakemetaobject.h

@@ -53,6 +53,8 @@ public:
     FakeMetaEnum();
     explicit FakeMetaEnum(const QString &name);
 
+    bool isValid() const;
+
     QString name() const;
     void setName(const QString &name);