Merge "libprocessgroup: Remove unnecessary permissions change in uid/pid hierarchy"

 * transferred for the user/group passed as uid/gid before system_server can properly access them.

 */

static bool MkdirAndChown(const std::string& path, mode_t mode, uid_t uid, gid_t gid) {

    if (mkdir(path.c_str(), mode) == -1 && errno != EEXIST) {

    if (mkdir(path.c_str(), mode) == -1) {

        if (errno == EEXIST) {

            // Directory already exists and permissions have been set at the time it was created

            return true;

        }

        return false;

    }