Chrome OS multi-profiles backend and UI.

ash/system/tray/test_system_tray_delegate.h

Index: ash/system/tray/test_system_tray_delegate.h
diff --git a/ash/system/tray/test_system_tray_delegate.h b/ash/system/tray/test_system_tray_delegate.h
index 80f9fce1971a2984d9b80a3e29cfdb61d71fe4a3..a08b6ef6d87c891e6c8f0918807278227bed682d 100644
--- a/ash/system/tray/test_system_tray_delegate.h
+++ b/ash/system/tray/test_system_tray_delegate.h
@@ -31,6 +31,8 @@ class TestSystemTrayDelegate : public SystemTrayDelegate {
   virtual const gfx::ImageSkia& GetUserImage() const OVERRIDE;
   virtual user::LoginStatus GetUserLoginStatus() const OVERRIDE;
   virtual bool IsOobeCompleted() const OVERRIDE;
+  virtual void GetLoggedInUsers(UserEmailList* users) OVERRIDE;
+  virtual void SwitchActiveUser(const std::string& email) OVERRIDE;
   virtual void ChangeProfilePicture() OVERRIDE;
   virtual const std::string GetEnterpriseDomain() const OVERRIDE;
   virtual const base::string16 GetEnterpriseMessage() const OVERRIDE;
@@ -49,6 +51,7 @@ class TestSystemTrayDelegate : public SystemTrayDelegate {
   virtual void ShowAccessibilityHelp() OVERRIDE;
   virtual void ShowPublicAccountInfo() OVERRIDE;
   virtual void ShowEnterpriseInfo() OVERRIDE;
+  virtual void ShowUserLogin() OVERRIDE;
   virtual void ShutDown() OVERRIDE;
   virtual void SignOut() OVERRIDE;
   virtual void RequestLockScreen() OVERRIDE;