Revert "Fix libvirtd restart for domains with PCI passthrough devices"

This reverts commit cdc42d0a.
As DanB pointed out, this patch is actually wrong.  The real
bug that was causing me to see this problem is a bug
introduced in a RHEL-5 libvirt snapshot, and I'm going to
fix the real bug there.
Signed-off-by: NChris Lalancette <clalance@redhat.com>

src/conf/domain_conf.c

@@ -2876,7 +2876,7 @@ static int
 virDomainHostdevSubsysPciDefParseXML(virConnectPtr conn,
                                      const xmlNodePtr node,
                                      virDomainHostdevDefPtr def,
-                                     int flags ATTRIBUTE_UNUSED) {
+                                     int flags) {
 
     int ret = -1;
     xmlNodePtr cur;
@@ -2890,7 +2890,8 @@ virDomainHostdevSubsysPciDefParseXML(virConnectPtr conn,
 
                 if (virDomainDevicePCIAddressParseXML(conn, cur, addr) < 0)
                     goto out;
-            } else if (xmlStrEqual(cur->name, BAD_CAST "state")) {
+            } else if ((flags & VIR_DOMAIN_XML_INTERNAL_STATUS) &&
+                       xmlStrEqual(cur->name, BAD_CAST "state")) {
                 /* Legacy back-compat. Don't add any more attributes here */
                 char *devaddr = virXMLPropString(cur, "devaddr");
                 if (devaddr &&