Send an webNavigation event for navigations triggered by window.history

chrome/common/extensions/docs/examples/api/webNavigation/basic/navigation_collector.js

 // Copyright (c) 2011 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.
 
 /**
  * Implements the NavigationCollector object that powers the extension.
  *
  * @author mkwst@google.com (Mike West)
  */
 
@@ skipping 42 matching lines @@
   chrome.webNavigation.onBeforeNavigate.addListener(
       this.onBeforeNavigateListener_.bind(this));
   chrome.webNavigation.onCompleted.addListener(
       this.onCompletedListener_.bind(this));
   chrome.webNavigation.onCommitted.addListener(
       this.onCommittedListener_.bind(this));
   chrome.webNavigation.onErrorOccurred.addListener(
       this.onErrorOccurredListener_.bind(this));
   chrome.webNavigation.onReferenceFragmentUpdated.addListener(
       this.onReferenceFragmentUpdatedListener_.bind(this));
+  chrome.webNavigation.onHistoryStateUpdated.addListener(
+      this.onHistoryStateUpdatedListener_.bind(this));
 
   // Bind handler to extension messages for communication from popup.
   chrome.extension.onRequest.addListener(this.onRequestListener_.bind(this));
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 /**
  * The possible transition types that explain how the navigation event
  * was generated (i.e. "The user clicked on a link." or "The user submitted
@@ skipping 176 matching lines @@
     } else {
       this.prepareDataStorage_(id, data.url);
       this.pending_[id].transitionType = data.transitionType;
       this.pending_[id].transitionQualifiers =
           data.transitionQualifiers;
     }
   },
 
 
   /**
+   * Handler for the 'onHistoryStateUpdated' event. Updates the pending
+   * request with transition information.
+   *
+   * Pushes the request onto the
+   * 'pending_' object, and stores it for later use.
+   *
+   * @param {!Object} data The event data generated for this request.
+   * @private
+   */
+  onHistoryStateUpdatedListener_: function(data) {
+    var id = this.parseId_(data);
+    if (!this.pending_[id]) {
+      this.completed_[data.url] = this.completed_[data.url] || [];
+      this.completed_[data.url].push({
+        duration: 0,
+        openedInNewWindow: false,
+        source: {
+          frameId: null,
+          tabId: null
+        },
+        transitionQualifiers: data.transitionQualifiers,
+        transitionType: data.transitionType,
+        url: data.url
+      });
+    } else {
+      this.prepareDataStorage_(id, data.url);
+      this.pending_[id].transitionType = data.transitionType;
+      this.pending_[id].transitionQualifiers =
+          data.transitionQualifiers;
+    }
+  },
+
+
+  /**
    * Handler for the 'onCompleted` event. Pulls the request's data from the
    * 'pending_' object, combines it with the completed event's data, and pushes
    * a new NavigationCollector.Request object onto 'completed_'.
    *
    * @param {!Object} data The event data generated for this request.
    * @private
    */
   onCompletedListener_: function(data) {
     var id = this.parseId_(data);
     if (!this.pending_[id]) {
@@ skipping 140 matching lines @@
       }
     }
     // Sort the array.
     result.sort(function(a, b) {
       return b.numRequests - a.numRequests;
     });
     // Return the requested number of results.
     return num ? result.slice(0, num) : result;
   }
 };