85      * @param CacheItemPoolInterface $cache A cache implementation, may be
94         CacheItemPoolInterface $cache = null  argument
96         $creds = self::getCredentials($scope, $httpHandler, $cacheConfig, $cache);
113      * @param CacheItemPoolInterface $cache A cache implementation, may be
124         CacheItemPoolInterface $cache = null,  argument
127         $creds = self::getCredentials($scope, $httpHandler, $cacheConfig, $cache, $quotaProject);
140      * @param CacheItemPoolInterface $cache A cache implementation, may be
155         CacheItemPoolInterface $cache = null,  argument
184         } elseif (self::onGce($httpHandler, $cacheConfig, $cache)) {
191         if (!is_null($cache)) {
192             $creds = new FetchAuthTokenCache($creds, $cacheConfig, $cache);
208      * @param CacheItemPoolInterface $cache A cache implementation, may be
217         CacheItemPoolInterface $cache = null  argument
219         $creds = self::getIdTokenCredentials($targetAudience, $httpHandler, $cacheConfig, $cache);
235      * @param CacheItemPoolInterface $cache A cache implementation, may be
244         CacheItemPoolInterface $cache = null  argument
246         $creds = self::getIdTokenCredentials($targetAudience, $httpHandler, $cacheConfig, $cache);
259      * @param CacheItemPoolInterface $cache A cache implementation, may be
269         CacheItemPoolInterface $cache = null  argument
298         } elseif (self::onGce($httpHandler, $cacheConfig, $cache)) {
305         if (!is_null($cache)) {
306             $creds = new FetchAuthTokenCache($creds, $cacheConfig, $cache);