[DevTools] Show blocked requests in Network panel.

Source/devtools/front_end/network/BlockedURLsPane.js

 // Copyright (c) 2015 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.
 
 /**
  * @constructor
  * @extends {WebInspector.VBox}
  */
 WebInspector.BlockedURLsPane = function()
 {
@@ skipping 218 matching lines @@
     {
         this._blockedCountForUrl.clear();
     },
 
     /**
      * @param {!WebInspector.Event} event
      */
     _onRequestFinished: function(event)
     {
         var request = /** @type {!WebInspector.NetworkRequest} */ (event.data);
-        if (request.blocked) {
+        if (request.wasBlocked()) {
             var count = this._blockedCountForUrl.get(request.url) || 0;
             this._blockedCountForUrl.set(request.url, count + 1);
             this._updateThrottler.schedule(this._update.bind(this));
         }
     },
 
     __proto__: WebInspector.VBox.prototype
 }
 
 
@@ skipping 31 matching lines @@
      * @override
      * @return {!Element}
      */
     element: function()
     {
         return this._element;
     },
 
     __proto__: WebInspector.Object.prototype
 }