def deleteActionProvider(provider_name):
    """ Remove an IActionProvider from the set queried by this tool.

        o Return silently if 'provider_name' is not already registered with
          the tool.

        o Deprecated: In the future, expect to use 'getUtilitiesFor' instead
          (presuming either that ordering either doesn't matter or that
          ordering is supported by the utility registry).

        o Permission:  Manage portal
        """
