[DevTools] Show blocked requests in network log.

Source/devtools/front_end/sdk/NetworkManager.js

Index: Source/devtools/front_end/sdk/NetworkManager.js
diff --git a/Source/devtools/front_end/sdk/NetworkManager.js b/Source/devtools/front_end/sdk/NetworkManager.js
index c23a7aad66bcab7e115329c62a06e4c292beac44..c6de06105276b46ebfd36dcb6a9495498d69b8cf 100644
--- a/Source/devtools/front_end/sdk/NetworkManager.js
+++ b/Source/devtools/front_end/sdk/NetworkManager.js
@@ -429,8 +429,9 @@ WebInspector.NetworkDispatcher.prototype = {
      * @param {!PageAgent.ResourceType} resourceType
      * @param {string} localizedDescription
      * @param {boolean=} canceled
+     * @param {boolean=} blocked
      */
-    loadingFailed: function(requestId, time, resourceType, localizedDescription, canceled)
+    loadingFailed: function(requestId, time, resourceType, localizedDescription, canceled, blocked)
     {
         var networkRequest = this._inflightRequestsById[requestId];
         if (!networkRequest)
@@ -439,6 +440,7 @@ WebInspector.NetworkDispatcher.prototype = {
         networkRequest.failed = true;
         networkRequest.setResourceType(WebInspector.resourceTypes[resourceType]);
         networkRequest.canceled = canceled;
+        networkRequest.blocked = blocked;
         networkRequest.localizedFailDescription = localizedDescription;
         this._finishNetworkRequest(networkRequest, time, -1);
     },