Fixing Dns batch operations (#2858)
Fixing Dns batch operations (#2858)


vam-google/google-cloud-java,vam-google/google-cloud-java,mbrukman/gcloud-java,vam-google/google-cloud-java,vam-google/google-cloud-java,mbrukman/gcloud-java,vam-google/google-cloud-java,vam-google/google-cloud-java,mbrukman/gcloud-java,mbrukman/gcloud-java