Update to latest versions of API declarations

etc/api/dns/v1beta2/dns-api.json

@@ -1,11 +1,11 @@
 {
  "kind": "discovery#restDescription",
- "etag": "\"YWOzh2SDasdU84ArJnpYek-OMdg/Wmm2Vo9PjskhCswlTPYrBhP5H3I\"",
+ "etag": "\"J3WqvAcMk4eQjJXvfSI4Yr8VouA/wncGJUHVgzoAPJRXjv0oJvjDv38\"",
  "discoveryVersion": "v1",
  "id": "dns:v1beta2",
  "name": "dns",
  "version": "v1beta2",
- "revision": "20171204",
+ "revision": "20180826",
  "title": "Google Cloud DNS API",
  "description": "Configures and serves authoritative DNS records.",
  "ownerDomain": "google.com",
@@ -57,12 +57,12 @@
   },
   "quotaUser": {
    "type": "string",
-   "description": "Available to use for quota purposes for server-side applications. Can be any arbitrary string assigned to a user, but should not exceed 40 characters. Overrides userIp if both are provided.",
+   "description": "An opaque string that represents a user for quota purposes. Must not exceed 40 characters.",
    "location": "query"
   },
   "userIp": {
    "type": "string",
-   "description": "IP address of the site where the request originates. Use this if you want to enforce per-user limits.",
+   "description": "Deprecated. Please use quotaUser instead.",
    "location": "query"
   }
  },
@@ -368,6 +368,13 @@
      "description": "Identifies what kind of resource this is. Value: the fixed string \"dns#managedZone\".",
      "default": "dns#managedZone"
     },
+    "labels": {
+     "type": "object",
+     "description": "User labels.",
+     "additionalProperties": {
+      "type": "string"
+     }
+    },
     "name": {
      "type": "string",
      "description": "User assigned name for this resource. Must be unique within the project. The name must be 1-63 characters long, must begin with a letter, end with a letter or digit, and only contain lowercase letters, digits or dashes."
@@ -454,15 +461,6 @@
     }
    }
   },
-  "ManagedZonesDeleteResponse": {
-   "id": "ManagedZonesDeleteResponse",
-   "type": "object",
-   "properties": {
-    "header": {
-     "$ref": "ResponseHeader"
-    }
-   }
-  },
   "ManagedZonesListResponse": {
    "id": "ManagedZonesListResponse",
    "type": "object",
@@ -1141,9 +1139,6 @@
       "project",
       "managedZone"
      ],
-     "response": {
-      "$ref": "ManagedZonesDeleteResponse"
-     },
      "scopes": [
       "https://www.googleapis.com/auth/cloud-platform",
       "https://www.googleapis.com/auth/ndev.clouddns.readwrite"
@@ -1233,7 +1228,7 @@
      "id": "dns.managedZones.patch",
      "path": "{project}/managedZones/{managedZone}",
      "httpMethod": "PATCH",
-     "description": "Update an existing ManagedZone. This method supports patch semantics.",
+     "description": "Apply a partial update to an existing ManagedZone.",
      "parameters": {
       "clientOperationId": {
        "type": "string",