This CL adds a test to insure we are not regressing on http://crbug.com/19941...

chrome/browser/tab_contents/tab_contents.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/tab_contents/tab_contents.h"
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "base/file_version_info.h"
 #include "base/process_util.h"
@@ skipping 814 matching lines @@
       if (initial_pos.width() > max_width ||
           initial_pos.height() > max_height) {
         disposition = NEW_FOREGROUND_TAB;
       }
     }
 #endif
 
     new_contents->DisassociateFromPopupCount();
     delegate_->AddNewContents(this, new_contents, disposition, initial_pos,
                               user_gesture);
+    NotificationService::current()->Notify(
+        NotificationType::TAB_ADDED,
+        Source<TabContentsDelegate>(delegate_),
+        Details<TabContents>(this));
   }
   PopupNotificationVisibilityChanged(ShowingBlockedPopupNotification());
 }
 
 void TabContents::CloseAllSuppressedPopups() {
   if (blocked_popups_)
     blocked_popups_->CloseAll();
 }
 
 void TabContents::PopupNotificationVisibilityChanged(bool visible) {
@@ skipping 1663 matching lines @@
 
     default:
       NOTREACHED();
   }
 }
 
 void TabContents::set_encoding(const std::string& encoding) {
   encoding_ = CharacterEncoding::GetCanonicalEncodingNameByAliasName(encoding);
 }