Fix host delete. Delete always returns a 204 (empty response), which will throw an "authentication …

remoting/webapp/crd/js/error.js

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 'use strict';
 
 /** @suppress {duplicate} */
 var remoting = remoting || {};
 
 /**
@@ skipping 18 matching lines @@
   UNEXPECTED: /*i18n-content*/'ERROR_UNEXPECTED',
   SERVICE_UNAVAILABLE: /*i18n-content*/'ERROR_SERVICE_UNAVAILABLE',
   NOT_AUTHENTICATED: /*i18n-content*/'ERROR_NOT_AUTHENTICATED',
   INVALID_HOST_DOMAIN: /*i18n-content*/'ERROR_INVALID_HOST_DOMAIN',
   P2P_FAILURE: /*i18n-content*/'ERROR_P2P_FAILURE',
   REGISTRATION_FAILED: /*i18n-content*/'ERROR_HOST_REGISTRATION_FAILED',
   NOT_AUTHORIZED: /*i18n-content*/'ERROR_NOT_AUTHORIZED'
 };
 
 /**
- * @param {number} httpError An HTTP error code.
+ * @param {number} httpStatus An HTTP status code.
  * @return {remoting.Error} The remoting.Error enum corresponding to the
- *     specified HTTP error code.
+ *     specified HTTP status code.
  */
-remoting.Error.fromHttpError = function(httpError) {
-  if (httpError == 0) {
+remoting.Error.fromHttpStatus = function(httpStatus) {
+  if (httpStatus == 0) {
     return remoting.Error.NETWORK_FAILURE;
-  } else if (httpError == 200) {
+  } else if (httpStatus >= 200 && httpStatus < 300) {
     return remoting.Error.NONE;
-  } else if (httpError == 400 || httpError == 401) {
+  } else if (httpStatus == 400 || httpStatus == 401) {
     return remoting.Error.AUTHENTICATION_FAILED;
-  } else if (httpError >= 500 && httpError < 600) {
+  } else if (httpStatus >= 500 && httpStatus < 600) {
     return remoting.Error.SERVICE_UNAVAILABLE;
   } else {
-    console.warn('Unexpected HTTP error code: ' + httpError);
+    console.warn('Unexpected HTTP error code: ' + httpStatus);
     // Return AUTHENTICATION_FAILED by default, so that the user can try to
     // recover from an unexpected failure by signing in again.
     // TODO(jamiewalch): Return UNEXPECTED here and let calling code treat that
     // as "sign-in required" if necessary.
     return remoting.Error.AUTHENTICATION_FAILED;
   }
 };