Fix name of xen dom0 rootwrap for quantum ovs.

 * Supports blueprint xenapi-ovs

Change-Id: I1d5ac0ce1f226aa3f6c0d7f7bd1eb968aef1eeba
diff --git a/lib/quantum_plugins/openvswitch b/lib/quantum_plugins/openvswitch
index 12bc244..181e7e7 100644
--- a/lib/quantum_plugins/openvswitch
+++ b/lib/quantum_plugins/openvswitch
@@ -75,7 +75,7 @@
         # Nova will always be installed along with quantum for a domU
         # devstack install, so it should be safe to rely on nova.conf
         # for xenapi configuration.
-        Q_RR_DOM0_COMMAND="$QUANTUM_DIR/bin/quantum-rootwrap-dom0 $NOVA_CONF"
+        Q_RR_DOM0_COMMAND="$QUANTUM_DIR/bin/quantum-rootwrap-xen-dom0 $NOVA_CONF"
         # Under XS/XCP, the ovs agent needs to target the dom0
         # integration bridge.  This is enabled by using a root wrapper
         # that executes commands on dom0 via a XenAPI plugin.