Issue 21729: Add new event chrome.tabs.onStatusChange .

chrome/browser/extensions/extension_browser_event_router.cc

 // Copyright (c) 2009 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.
 
 #include "chrome/browser/extensions/extension_browser_event_router.h"
 
 #include "base/json/json_writer.h"
 #include "base/values.h"
 #include "chrome/browser/browser.h"
 #include "chrome/browser/profile.h"
@@ skipping 293 matching lines @@
   DictionaryValue* changed_properties = NULL;
   if (did_navigate)
     changed_properties = entry.DidNavigate(contents);
   else
     changed_properties = entry.UpdateLoadState(contents);
 
   if (changed_properties) {
     // The state of the tab (as seen from the extension point of view) has
     // changed.  Send a notification to the extension.
     ListValue args;
+
+    // First arg: The id of the tab that changed.
     args.Append(Value::CreateIntegerValue(tab_id));
+
+    // Second arg: An object containing the changes to the tab state.
     args.Append(changed_properties);
 
+    // Third arg: An object containing the state of the tab.
+    args.Append(ExtensionTabUtil::CreateTabValue(contents));
+
     std::string json_args;
     base::JSONWriter::Write(&args, false, &json_args);
 
     DispatchEvent(contents->profile(), events::kOnTabUpdated, json_args);
   }
 }
 
 void ExtensionBrowserEventRouter::Observe(NotificationType type,
                                           const NotificationSource& source,
                                           const NotificationDetails& details) {
@@ skipping 55 matching lines @@
     return;
 
   ListValue args;
   args.Append(ExtensionTabUtil::CreateTabValue(tab_contents));
   std::string json_args;
   base::JSONWriter::Write(&args, false, &json_args);
 
   std::string event_name = std::string("browserAction/") + extension_id;
   DispatchEvent(profile, event_name.c_str(), json_args);
 }