message: Only re-render LoggedInView if MatrixClientPeg.get() is truthy
diff: @@ -24,6 +24,7 @@ import PageTypes from '../../PageTypes';
  import sdk from '../../index';
  import dis from '../../dispatcher';
  import sessionStore from '../../stores/SessionStore';
  +import MatrixClientPeg from '../../MatrixClientPeg';
  /**
  * This is what our MatrixChat shows when we are logged in. The precise view is
  @@ -91,6 +92,16 @@ export default React.createClass({
  }
  },
  + // Child components assume that the client peg will not be null, so give them some
  + // sort of assurance here by only allowing a re-render if the client is truthy.
  + //
  + // This is required because `LoggedInView` maintains its own state and if this state
  + // updates after the client peg has been made null (during logout), then it will
  + // attempt to re-render and the children will throw errors.
  + shouldComponentUpdate: function() {
  + return Boolean(MatrixClientPeg.get());
  + },
  +
  getScrollStateForRoom: function(roomId) {
  return this._scrollStateMap[roomId];
  },
  