libxl: Don't remove vcpu pin definition in libxlDomainCleanup

The vCPU pinning definition gets removed when the domain definition is
being freed later. If there is no next configuration it would remove the
configured pinning.

src/libxl/libxl_domain.c

@@ -690,7 +690,6 @@ libxlDomainCleanup(libxlDriverPrivatePtr driver,
     libxlDriverConfigPtr cfg = libxlDriverConfigGet(driver);
     int vnc_port;
     char *file;
-    size_t i;
     virHostdevManagerPtr hostdev_mgr = driver->hostdevMgr;
 
     virHostdevReAttachDomainDevices(hostdev_mgr, LIBXL_DRIVER_NAME,
@@ -725,16 +724,6 @@ libxlDomainCleanup(libxlDriverPrivatePtr driver,
         }
     }
 
-    /* Remove any cputune settings */
-    if (vm->def->cputune.nvcpupin) {
-        for (i = 0; i < vm->def->cputune.nvcpupin; ++i) {
-            virBitmapFree(vm->def->cputune.vcpupin[i]->cpumask);
-            VIR_FREE(vm->def->cputune.vcpupin[i]);
-        }
-        VIR_FREE(vm->def->cputune.vcpupin);
-        vm->def->cputune.nvcpupin = 0;
-    }
-
     if (virAsprintf(&file, "%s/%s.xml", cfg->stateDir, vm->def->name) > 0) {
         if (unlink(file) < 0 && errno != ENOENT && errno != ENOTDIR)
             VIR_DEBUG("Failed to remove domain XML for %s", vm->def->name);