Merge "Fetching just profileIds instead of user profile info" into rvc-dev am: b1e30270

    @VisibleForTesting

    Set<Integer> getProfileIds(int userId) {

        Set<Integer> userIds = new ArraySet<>();

        final List<UserInfo> profiles = mService.getUserManager().getProfiles(userId,

                false /* enabledOnly */);

        for (int i = profiles.size() - 1; i >= 0; --i) {

            userIds.add(profiles.get(i).id);

        int[] profileIds = mService.getUserManager().getProfileIds(userId, false /* enabledOnly */);

        for (int i = 0; i < profileIds.length; i++) {

            userIds.add(Integer.valueOf(profileIds[i]));

        }

        return userIds;

    }