Method cleanup

vscode/src/webview/createVscodeOrpcLink.ts:133–139

()

  }

  private cleanup(): void {
    if (this.abortSignal && this.abortListener) {
      this.abortSignal.removeEventListener("abort", this.abortListener);
    }

    this.onFinish?.();
  }

  push(value: T): void {
    if (this.done) {