message: Fix flow comment
diff: @@ -35,9 +35,7 @@ const INCREMENT_ROOMS_SHOWN = 5; // Number of rooms to add when 'show more' is c
  // awkward because it also matches the RoomMember class from the js-sdk with some extra support
  // for 3PIDs/email addresses.
  //
  -// Dev note: In order to allow us to compile the app correctly, this needs to be a class
  -// even though Flow supports interfaces. It just means that we "extend" rather than "implement"
  -// in the classes, at least until TypeScript saves us.
  +// XXX: We should use TypeScript interfaces instead of this weird "abstract" class.
  class Member {
  /**
  * The display name of this Member. For users this should be their profile's display
  