message: use default name if user submits empty name
diff: @@ -63,6 +63,8 @@ class VmCreationData {
  public rootDiskSizeMin: number;
  public rootDiskSizeLimit: number;
  + public defaultName: string;
  +
  constructor() {
  this.vm = new VirtualMachine({
  keyPair: ''
  @@ -177,6 +179,7 @@ export class VmCreationComponent implements OnInit {
  this.zoneId = this.vmCreationData.vm.zoneId;
  if (!this.vmCreationData.vm.displayName) {
  + this.vmCreationData.defaultName = defaultName;
  setTimeout(() => this.vmCreationData.vm.displayName = defaultName);
  this.changeDetectorRef.detectChanges();
  }
  @@ -400,9 +403,8 @@ export class VmCreationComponent implements OnInit {
  }];
  }
  - if (this.vmCreationData.vm.displayName) {
  - params['name'] = this.vmCreationData.vm.displayName;
  - }
  + params['name'] = this.vmCreationData.vm.displayName || this.vmCreationData.defaultName;
  +
  const affinityGroupName = this.vmCreationData.affinityGroupName;
  if (affinityGroupName) {
  params['affinityGroupNames'] = affinityGroupName;
  