xen: Remove unused 'cfg'

Refactoring of the XML parser left few instances of the
libxlDriverConfig object unused. Remove them.
Signed-off-by: NPeter Krempa <pkrempa@redhat.com>

src/libxl/libxl_domain.c

@@ -1547,7 +1547,6 @@ libxlDomainDefCheckABIStability(libxlDriverPrivatePtr driver,
 {
     virDomainDefPtr migratableDefSrc = NULL;
     virDomainDefPtr migratableDefDst = NULL;
-    g_autoptr(libxlDriverConfig) cfg = libxlDriverConfigGet(driver);
     bool ret = false;
 
     if (!(migratableDefSrc = virDomainDefCopy(src, driver->xmlopt, NULL, true)) ||

tests/xlconfigtest.c

@@ -72,7 +72,6 @@ testCompareParseXML(const char *xlcfg, const char *xml, bool replaceVars)
     int ret = -1;
     virDomainDefPtr def = NULL;
     char *replacedXML = NULL;
-    g_autoptr(libxlDriverConfig) cfg = libxlDriverConfigGet(driver);
 
     if (VIR_ALLOC_N(gotxlcfgData, wrote) < 0)
         goto fail;

tests/xmconfigtest.c

@@ -45,7 +45,6 @@ testCompareParseXML(const char *xmcfg, const char *xml)
     virConnectPtr conn = NULL;
     int wrote = 4096;
     virDomainDefPtr def = NULL;
-    g_autoptr(libxlDriverConfig) cfg = libxlDriverConfigGet(driver);
 
     if (VIR_ALLOC_N(gotxmcfgData, wrote) < 0)
         goto fail;