Method remove

api/src/main/java/io/grpc/InternalChannelz.java:248–251

(Map<Long, T> map, T object)

  }

  private static <T extends InternalInstrumented<?>> void remove(Map<Long, T> map, T object) {
    T prev = map.remove(id(object));
    assert prev != null;
  }

  private static <T extends InternalInstrumented<?>> boolean contains(
      Map<Long, T> map, InternalLogId id) {