RSRP-287877: enum autocompletion

    public enum GoogleAdsFormat
    {
        Invalid,
        Skyscraper,
        Leaderboard,
        HorizontalBanner,
        LinkBanner,
    }

    static GoogleAdsFormat F(GoogleAdsFormat g) {
       return //should open dropdown now with "GoogleAdsFormat" preselected
    }

     public void foo()
     {
            GoogleAdsFormat x = 0;
            bool b = x > //should open dropdown now with "GoogleAdsFormat" preselected
            bool b = x < //should open dropdown now with "GoogleAdsFormat" preselected
            bool b = x <= //should open dropdown now with "GoogleAdsFormat" preselected
            bool b = x >= //should open dropdown now with "GoogleAdsFormat" preselected

            F(//should open dropdown now with "GoogleAdsFormat" preselected
            GoogleAdsFormat g = //should open dropdown now with "GoogleAdsFormat" preselected
            GoogleAdsFormat g2;
            g2 = //should open dropdown now with "GoogleAdsFormat" preselected
    }