constructor (accessor, args) {
    this._accessor = accessor
    this._args = args || { _: [] }
    this._openFilesCache = []
    this._openFilesTimer = null
    this._windowManager = this._accessor.windowManager
    // this.launchScreenshotWin = null // The window which call the screenshot.
    // this.shortcutCapture = null

    this._listenForIpcMain()
  }
@param {Accessor} accessor The application accessor for application instances.
@param {arg.Result} args Parsed application arguments.