Introduce SessionManager that will contain code to start user session on Chrome OS

chrome/browser/chromeos/login/test_login_utils.h

Index: chrome/browser/chromeos/login/test_login_utils.h
diff --git a/chrome/browser/chromeos/login/test_login_utils.h b/chrome/browser/chromeos/login/test_login_utils.h
index dc1dc12e350cc5697e225494b6df5bdac7b14579..ba88f81db11d10ea24d4ad33a42605a1be1a5c3e 100644
--- a/chrome/browser/chromeos/login/test_login_utils.h
+++ b/chrome/browser/chromeos/login/test_login_utils.h
@@ -27,17 +27,13 @@ class TestLoginUtils : public LoginUtils {
   virtual void DoBrowserLaunch(Profile* profile,
                                LoginDisplayHost* login_host) OVERRIDE {}
   virtual void PrepareProfile(const UserContext& user_context,
-                              const std::string& display_email,
                               bool has_cookies,
                               bool has_active_session,
                               Delegate* delegate) OVERRIDE;
   virtual void DelegateDeleted(Delegate* delegate) OVERRIDE;
   virtual void CompleteOffTheRecordLogin(const GURL& start_url) OVERRIDE {}
-  virtual void SetFirstLoginPrefs(PrefService* prefs) OVERRIDE {}
   virtual scoped_refptr<Authenticator> CreateAuthenticator(
       LoginStatusConsumer* consumer) OVERRIDE;
-  virtual void RestoreAuthenticationSession(Profile* profile) OVERRIDE {}
-  virtual void InitRlzDelayed(Profile* user_profile) OVERRIDE;
 
  private:
   UserContext expected_user_context_;