Existing qmp() callers do not expect a response object. In order to
implement real QMP test cases it will be necessary to inspect the
response object.
Rename qmp() to qmp_discard_response(). Later patches will introduce a
qmp() function that returns the response object and tests that use it.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Andreas Färber <afaerber@suse.de>