Converts focusmanager from delegate to observer

components/mus/ws/connection_manager.h

 // Copyright 2014 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 COMPONENTS_MUS_WS_CONNECTION_MANAGER_H_
 #define COMPONENTS_MUS_WS_CONNECTION_MANAGER_H_
 
 #include <map>
 #include <set>
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/timer/timer.h"
 #include "components/mus/public/interfaces/window_tree.mojom.h"
 #include "components/mus/public/interfaces/window_tree_host.mojom.h"
 #include "components/mus/surfaces/surfaces_state.h"
-#include "components/mus/ws/focus_controller_delegate.h"
 #include "components/mus/ws/ids.h"
 #include "components/mus/ws/operation.h"
 #include "components/mus/ws/server_window_delegate.h"
 #include "components/mus/ws/server_window_observer.h"
 #include "components/mus/ws/window_tree_host_impl.h"
 #include "mojo/converters/surfaces/custom_surface_converter.h"
 #include "mojo/public/cpp/bindings/array.h"
 #include "mojo/public/cpp/bindings/binding.h"
 
 namespace mus {
-
 namespace ws {
 
 class ClientConnection;
 class ConnectionManagerDelegate;
 class ServerWindow;
 class WindowTreeHostConnection;
 class WindowTreeImpl;
 
 // ConnectionManager manages the set of connections to the window server (all
 // the WindowTreeImpls) as well as providing the root of the hierarchy.
@@ skipping 219 matching lines @@
   // request.
   InFlightWindowManagerChangeMap in_flight_wm_change_map_;
 
   // Next id supplied to the window manager.
   uint32_t next_wm_change_id_;
 
   DISALLOW_COPY_AND_ASSIGN(ConnectionManager);
 };
 
 }  // namespace ws
-
 }  // namespace mus
 
 #endif  // COMPONENTS_MUS_WS_CONNECTION_MANAGER_H_