B2G/gecko/browser/components/downloads/content/downloads.js
/**
   * Indicates whether the panel is shown or will be shown.
   */
Indicates whether the panel is shown or will be shown.
Indicates whether the panel is shown or will be shown .
get isPanelShowing()
  {
    return this._state == this.kStateShowing ||
           this._state == this.kStateShown;
  }
get isPanelShowing ( ) { return this . _state == this . kStateShowing || this . _state == this . kStateShown ; }
Indicates whether the panel is shown or will be shown.
Indicates whether the panel is shown or will be shown .