message: fix repeated context menu interaction by not erroring
diff: @@ -125,9 +125,7 @@ export default class UserMenu extends React.Component<IProps, IState> {
  });
  };
  - private onCloseMenu = (ev: InputEvent) => {
  - ev.preventDefault();
  - ev.stopPropagation();
  + private onCloseMenu = () => {
  this.setState({contextMenuPosition: null});
  };
  