mash: Migrate SessionStateDelegate interface to wm common types

ash/shell/shell_delegate_impl.cc

 // 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.
 
 #include "ash/shell/shell_delegate_impl.h"
 
 #include "ash/accessibility_delegate.h"
 #include "ash/app_list/app_list_presenter_delegate_factory.h"
 #include "ash/common/shell_window_ids.h"
 #include "ash/common/wm/window_state.h"
@@ skipping 98 matching lines @@
     return !IsActiveUserSessionStarted() || IsScreenLocked();
   }
   SessionState GetSessionState() const override {
     // Assume that if session is not active we're at login.
     return IsActiveUserSessionStarted() ? SESSION_STATE_ACTIVE
                                         : SESSION_STATE_LOGIN_PRIMARY;
   }
   const user_manager::UserInfo* GetUserInfo(UserIndex index) const override {
     return user_info_.get();
   }
-  bool ShouldShowAvatar(aura::Window* window) const override {
+  bool ShouldShowAvatar(WmWindow* window) const override {
     return !user_info_->GetImage().isNull();
   }
-  gfx::ImageSkia GetAvatarImageForWindow(aura::Window* window) const override {
+  gfx::ImageSkia GetAvatarImageForWindow(WmWindow* window) const override {
     return gfx::ImageSkia();
   }
   void SwitchActiveUser(const AccountId& account_id) override {}
   void CycleActiveUser(CycleUser cycle_user) override {}
   bool IsMultiProfileAllowedByPrimaryUserPolicy() const override {
     return true;
   }
   void AddSessionStateObserver(ash::SessionStateObserver* observer) override {}
   void RemoveSessionStateObserver(
       ash::SessionStateObserver* observer) override {}
@@ skipping 147 matching lines @@
 base::string16 ShellDelegateImpl::GetProductName() const {
   return base::string16();
 }
 
 gfx::Image ShellDelegateImpl::GetDeprecatedAcceleratorImage() const {
   return gfx::Image();
 }
 
 }  // namespace shell
 }  // namespace ash