python/qemu: qmp: Remove unnused attributes

The `error` and `timeout` attributes in QEMUMonitorProtocol are
not used, so this delete them.

Signed-off-by: Wainer dos Santos Moschetta <wainersm@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20191227134101.244496-6-wainersm@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>

python/qemu/qmp.py

@@ -45,10 +45,6 @@ class QEMUMonitorProtocol:
 
     #: Logger object for debugging messages
     logger = logging.getLogger('QMP')
-    #: Socket's error class
-    error = socket.error
-    #: Socket's timeout
-    timeout = socket.timeout
 
     def __init__(self, address, server=False):
         """