Add info about user agent overrides to WebContents

chrome/browser/sessions/tab_restore_service.h

 // Copyright (c) 2012 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_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_H_
 #define CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_H_
 #pragma once
 
 #include <list>
 #include <set>
@@ skipping 86 matching lines @@
     int tabstrip_index;
 
     // True if the tab was pinned.
     bool pinned;
 
     // If non-empty gives the id of the extension for the tab.
     std::string extension_app_id;
 
     // The associated session storage namespace (if any).
     scoped_refptr<content::SessionStorageNamespace> session_storage_namespace;
+
+    // The user agent override used for the tab's navigations (if applicable).
+    std::string user_agent_override;
   };
 
   // Represents a previously open window.
   struct Window : public Entry {
     Window();
     virtual ~Window();
 
     // The tabs that comprised the window, in order.
     std::vector<Tab> tabs;
 
@@ skipping 256 matching lines @@
   // loading LoadStateChanged is invoked, which adds these entries to
   // entries_.
   std::vector<Entry*> staging_entries_;
 
   TimeFactory* time_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(TabRestoreService);
 };
 
 #endif  // CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_H_