[chromium-reviews] Add getLanguage function to tabs extension

chrome/common/notification_type.h

 // Copyright (c) 2006-2008 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.
 
 #ifndef CHROME_COMMON_NOTIFICATION_TYPE_H_
 #define CHROME_COMMON_NOTIFICATION_TYPE_H_
 
 // This file describes various types used to describe and filter notifications
 // that pass through the NotificationService.
 //
@@ skipping 186 matching lines @@
     ALL_APPWINDOWS_CLOSED,
 
     // Indicates that a top window has been closed.  The source is the HWND
     // that was closed, no details are expected.
     WINDOW_CLOSED,
 
     // Sent when an info bubble has been created but not yet shown. The source
     // is the InfoBubble.
     INFO_BUBBLE_CREATED,
 
+    // Sent after a call to RenderViewHost::DeterminePageLanguage. The details
+    // are Details<std::string> and the source is Source<RenderViewHost>.
+    TAB_LANGUAGE_DETERMINED,
+
     // The user has changed the browser theme.
     BROWSER_THEME_CHANGED,
 
     // Fired when the active window changes.  This is currently only used on
     // Linux.
     ACTIVE_WINDOW_CHANGED,
 
     // Tabs --------------------------------------------------------------------
 
     // This notification is sent after a tab has been appended to the
@@ skipping 401 matching lines @@
 };
 
 inline bool operator==(NotificationType::Type a, NotificationType b) {
   return a == b.value;
 }
 inline bool operator!=(NotificationType::Type a, NotificationType b) {
   return a != b.value;
 }
 
 #endif  // CHROME_COMMON_NOTIFICATION_TYPE_H_