settings: Settings,
    ) {
      check(type == -1)
      this.type = Http2.TYPE_SETTINGS
      this.clearPrevious = clearPrevious
      this.settings = settings
    }

    override fun ackSettings() {
      check(type == -1)
      this.type = Http2.TYPE_SETTINGS
      this.ack = true
    }

    override fun headers(
      inFinished: Boolean,
      streamId: Int,

        for (stream in streamsToNotify) {
          stream.withLock {
            stream.addBytesToWriteWindow(delta)
          }
        }
      }
    }

    override fun ackSettings() {
      // TODO: If we don't get this callback after sending settings to the peer, SETTINGS_TIMEOUT.
    }

    override fun ping(
      ack: Boolean,
      payload1: Int,
      payload2: Int,
    ) {