Moves EventDispatcher from Display to WindowManagerState

components/mus/ws/window_manager_factory_registry.cc

 // Copyright 2016 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 "components/mus/ws/window_manager_factory_registry.h"
 
 #include "components/mus/ws/connection_manager.h"
 #include "components/mus/ws/user_id_tracker_observer.h"
 #include "components/mus/ws/window_manager_factory_registry_observer.h"
 #include "components/mus/ws/window_manager_factory_service.h"
@@ skipping 75 matching lines @@
   got_valid_factory_ = true;
   FOR_EACH_OBSERVER(WindowManagerFactoryRegistryObserver, observers_,
                     OnWindowManagerFactorySet(service));
 
   // Notify after other observers as ConnectionManager triggers other
   // observers being added, which will have already processed the add.
   if (is_first_valid_factory)
     connection_manager_->OnFirstWindowManagerFactorySet();
 }
 
-void WindowManagerFactoryRegistry::OnActiveUserIdChanged(const UserId& id) {}
+void WindowManagerFactoryRegistry::OnActiveUserIdChanged(
+    const UserId& previously_active_id,
+    const UserId& active_id) {}
 
 void WindowManagerFactoryRegistry::OnUserIdAdded(const UserId& id) {}
 
 void WindowManagerFactoryRegistry::OnUserIdRemoved(const UserId& id) {
   for (auto iter = services_.begin(); iter != services_.end(); ++iter) {
     if ((*iter)->user_id() == id) {
       services_.erase(iter);
       return;
     }
   }
 }
 
 }  // namespace ws
 }  // namespace mus