ABANDONED: mash: Move shell delegate interfaces to ash/common

ash/common/session/session_state_delegate.h

 // Copyright 2015 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 ASH_SESSION_SESSION_STATE_DELEGATE_H_
-#define ASH_SESSION_SESSION_STATE_DELEGATE_H_
+#ifndef ASH_COMMON_SESSION_SESSION_STATE_DELEGATE_H_
+#define ASH_COMMON_SESSION_SESSION_STATE_DELEGATE_H_
 
 #include <string>
 
 #include "ash/ash_export.h"
-#include "ash/session/session_types.h"
+#include "ash/common/session/session_types.h"
 
 class AccountId;
 
 namespace aura {
 class Window;

[sky, 2016/06/06 23:29:09]

Before you move this you need to remove the aura dep.
I was a bit hesitant to move the file over entirely as I suspect mash won't need
it all. But I realize it's easier to go down the move it all route, so lets do
that.

 }
 
 namespace gfx {
 class ImageSkia;
 }
 
 namespace user_manager {
 class UserInfo;
 }
 
@@ skipping 25 matching lines @@
 
     // Inside user session (including lock screen),
     // no login UI (primary or multi-profiles) is shown.
     SESSION_STATE_ACTIVE,
 
     // When secondary user login UI is shown i.e. other users are
     // already logged in and is currently adding another user to the session.
     SESSION_STATE_LOGIN_SECONDARY,
   };
 
   virtual ~SessionStateDelegate() {};

[sky, 2016/06/06 23:29:09]

nit: while you're here, nuke the ;

 
   // Returns the maximum possible number of logged in users.
   virtual int GetMaximumNumberOfLoggedInUsers() const = 0;
 
   // Returns the number of signed in users. If 0 is returned, there is either
   // no session in progress or no active user.
   virtual int NumberOfLoggedInUsers() const = 0;
 
   // Returns true if there is possible to add more users to multiprofile
   // session. Error is stored in |error| if it is not NULL and function
@@ skipping 55 matching lines @@
 
   // Adds or removes sessions state observer.
   virtual void AddSessionStateObserver(SessionStateObserver* observer) = 0;
   virtual void RemoveSessionStateObserver(SessionStateObserver* observer) = 0;
 
   bool IsInSecondaryLoginScreen() const;
 };
 
 }  // namespace ash
 
-#endif  // ASH_SESSION_SESSION_STATE_DELEGATE_H_
+#endif  // ASH_COMMON_SESSION_SESSION_STATE_DELEGATE_H_