[CrOS multi-profiles] Restore user sessions after crash

chrome/browser/chromeos/login/login_utils.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_CHROMEOS_LOGIN_LOGIN_UTILS_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_UTILS_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
@@ skipping 47 matching lines @@
   // login host is deleted.
   virtual void DoBrowserLaunch(Profile* profile,
                                LoginDisplayHost* login_host) = 0;
 
   // Loads and prepares profile for the session. Fires |delegate| in the end.
   // If |pending_requests| is true, there's a pending online auth request.
   // If |display_email| is not empty, user's displayed email will be set to
   // this value, shown in UI.
   // |user_context.username_hash| defines when user homedir is mounted.
   // Also see DelegateDeleted method.
+  // If |has_active_session| is true than this is a case of restoring user
+  // session after browser crash so no need to start new session.
   virtual void PrepareProfile(
       const UserContext& user_context,
       const std::string& display_email,
       bool using_oauth,
       bool has_cookies,
+      bool has_active_session,
       Delegate* delegate) = 0;
 
   // Invalidates |delegate|, which was passed to PrepareProfile method call.
   virtual void DelegateDeleted(Delegate* delegate) = 0;
 
   // Invoked after the tmpfs is successfully mounted.
   // Asks session manager to restart Chrome in Browse Without Sign In mode.
   // |start_url| is url for launched browser to open.
   virtual void CompleteOffTheRecordLogin(const GURL& start_url) = 0;
 
@@ skipping 22 matching lines @@
   // Stops background fetchers.
   virtual void StopBackgroundFetchers() = 0;
 
   // Initialize RLZ.
   virtual void InitRlzDelayed(Profile* user_profile) = 0;
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_LOGIN_UTILS_H_