B2G/gecko/browser/devtools/shared/Undo.jsm
/**
   * Install this object as a command controller.
   */
Install this object as a command controller.
Install this object as a command controller .
function Undo_installController(aControllerWindow)
  {
    this._controllerWindow = aControllerWindow;
    aControllerWindow.controllers.appendController(this);
  }
function Undo_installController ( aControllerWindow ) { this . _controllerWindow = aControllerWindow ; aControllerWindow . controllers . appendController ( this ) ; }
Install this object as a command controller.
Install this object as a command controller .