code: public ServerUpdater removeRolesFromUser(User user, Collection<Role> roles) {
          delegate.removeRolesFromUser(user, roles);
          return this;
      }
docs: Queues a collection of roles to be removed from the user.
  
  @param user The server member the roles should be removed from.
  @param roles The roles which should be removed from the user.
  @return The current instance in order to chain call methods.