chore(xo-server/vm.reboot): move into Xapi#rebootVm

packages/xo-server/src/api/vm.js

@@ -630,13 +630,7 @@ set.resolve = {
 // -------------------------------------------------------------------
 
 export async function restart({ vm, force = false }) {
-  const xapi = this.getXapi(vm)
-
-  if (force) {
-    await xapi.call('VM.hard_reboot', vm._xapiRef)
-  } else {
-    await xapi.call('VM.clean_reboot', vm._xapiRef)
-  }
+  return this.getXapi(vm).rebootVm(vm._xapiId, { hard: force })
 }
 
 restart.params = {

packages/xo-server/src/xapi/mixins/vm.js

@@ -513,6 +513,13 @@ export default {
     return this.call('VM.unpause', this.getObject(vmId).$ref)
   },
 
+  rebootVm(vmId, { hard = false } = {}) {
+    return this.callAsync(
+      `VM.${hard ? 'hard' : 'clean'}_reboot`,
+      this.getObject(vmId).$ref
+    ).then(noop)
+  },
+
   shutdownVm(vmId, { hard = false } = {}) {
     return this.call(
       `VM.${hard ? 'hard' : 'clean'}_shutdown`,