message: Remove duplicated getRoleDescription function
diff: @@ -139,14 +139,6 @@ export default class RoomInfoView extends LoggedView {
  </View>
  );
  - getRoleDescription = (id) => {
  - const role = database.objectForPrimaryKey('roles', id);
  - if (role) {
  - return role.description;
  - }
  - return null;
  - }
  -
  renderRole = (role) => {
  const description = this.getRoleDescription(role);
  if (description) {
  