Show the correct resource type when XHR fails in the inspector.

Source/devtools/front_end/sdk/NetworkManager.js

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 323 matching lines @@
     {
         var networkRequest = this._inflightRequestsById[requestId];
         if (!networkRequest)
             return;
         this._finishNetworkRequest(networkRequest, finishTime, encodedDataLength);
     },
 
     /**
      * @param {!NetworkAgent.RequestId} requestId
      * @param {!NetworkAgent.Timestamp} time
+     * @param {!PageAgent.ResourceType} resourceType
      * @param {string} localizedDescription
      * @param {boolean=} canceled
      */
-    loadingFailed: function(requestId, time, localizedDescription, canceled)
+    loadingFailed: function(requestId, time, resourceType, localizedDescription, canceled)
     {
         var networkRequest = this._inflightRequestsById[requestId];
         if (!networkRequest)
             return;
 
         networkRequest.failed = true;
+        networkRequest.type = WebInspector.resourceTypes[resourceType];
         networkRequest.canceled = canceled;
         networkRequest.localizedFailDescription = localizedDescription;
         this._finishNetworkRequest(networkRequest, time, -1);
     },
 
     /**
      * @param {!NetworkAgent.RequestId} requestId
      * @param {string} requestURL
      */
     webSocketCreated: function(requestId, requestURL)
@@ skipping 185 matching lines @@
         var networkRequest = new WebInspector.NetworkRequest(this._manager._target, requestId, url, documentURL, frameId, loaderId);
         networkRequest.initiator = initiator;
         return networkRequest;
     }
 }
 
 /**
  * @type {!WebInspector.NetworkManager}
  */
 WebInspector.networkManager;