code: @CheckReturnValue
      public RoleManager revokePermissions(Permission... perms)
      {
          Checks.notNull(perms, "Permissions");
          return revokePermissions(Arrays.asList(perms));
      }
docs: Revokes the specified {@link net.dv8tion.jda.core.Permission Permissions} from the selected {@link net.dv8tion.jda.core.entities.Role Role}.
  
  <p>Permissions may only include already present Permissions for the currently logged in account.
  <br>You are unable to revoke permissions you don't have!
  
  @param  perms
  The permission to give to the selected {@link net.dv8tion.jda.core.entities.Role Role}
  
  @throws net.dv8tion.jda.core.exceptions.InsufficientPermissionException
  If the currently logged in account does not have permission to revoke one of the specified permissions
  
  @return RoleManager for chaining convenience
  
  @see    #setPermissions(Collection)
  @see    #setPermissions(Permission...)
  @see    net.dv8tion.jda.core.Permission#getRaw(net.dv8tion.jda.core.Permission...) Permission.getRaw(Permission...)