message: Add comments to _onDecrypted
diff: @@ -196,6 +196,8 @@ module.exports = withMatrixClient(React.createClass({
  */
  _onDecrypted: function() {
  // we need to re-verify the sending device.
  + // (we call onWidgetLoad in _verifyEvent to handle the case where decryption
  + // has caused a change in size of the event tile)
  this._verifyEvent(this.props.mxEvent);
  this.forceUpdate();
  },
  