message: Lifecycle: Make the clear storage method async.
diff: @@ -607,20 +607,20 @@ async function startMatrixClient(startSyncing=true) {
  * Stops a running client and all related services, and clears persistent
  * storage. Used after a session has been logged out.
  */
  -export function onLoggedOut() {
  +export async function onLoggedOut() {
  _isLoggingOut = false;
  // Ensure that we dispatch a view change **before** stopping the client so
  // so that React components unmount first. This avoids React soft crashes
  // that can occur when components try to use a null client.
  dis.dispatch({action: 'on_logged_out'});
  stopMatrixClient();
  - _clearStorage().done();
  + await _clearStorage();
  }
  /**
  * @returns {Promise} promise which resolves once the stores have been cleared
  */
  -function _clearStorage() {
  +async function _clearStorage() {
  Analytics.logout();
  if (window.localStorage) {
  @@ -633,12 +633,8 @@ function _clearStorage() {
  baseUrl: "",
  });
  - const clear = async () => {
  await EventIndexPeg.deleteEventIndex();
  await cli.clearStores();
  - };
  -
  - return clear();
  }
  /**
  @@ -662,7 +658,7 @@ export function stopMatrixClient(unsetClient=true) {
  if (unsetClient) {
  MatrixClientPeg.unset();
  - EventIndexPeg.unset().done();
  + EventIndexPeg.unset();
  }
  }
  }
  