message: Call afterComponentDidMount() after componentDidMount
diff: @@ -207,8 +207,8 @@ export default class extends React.Component {
  });
  }).done();
  }
  - this._afterComponentDidMount();
  this.fixupHeight();
  + this._afterComponentDidMount();
  }
  // To be overridden by subclasses (e.g. MStickerBody) for further
  