message: Return null instead of undefined on failure
diff: @@ -160,7 +160,7 @@ class FlairStore extends EventEmitter {
  await this._groupProfilesPromise[groupId];
  } catch (e) {
  // Don't log the error; this is done below
  - return undefined;
  + return null;
  }
  return this._groupProfiles[groupId];
  }
  @@ -176,7 +176,7 @@ class FlairStore extends EventEmitter {
  console.log('FlairStore: Failed to get group profile for ' + groupId, e);
  // Don't retry, but allow a retry when the profile is next requested
  delete this._groupProfilesPromise[groupId];
  - return;
  + return null;
  }
  this._groupProfiles[groupId] = {
  