Makes WindowTree take the AccessPolicy

components/mus/ws/window_tree.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_WINDOW_TREE_H_
 #define COMPONENTS_MUS_WS_WINDOW_TREE_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 42 matching lines @@
 // WindowTree notifies its client as changes happen to windows exposed to the
 // the client.
 //
 // See ids.h for details on how WindowTree handles identity of windows.
 class WindowTree : public mojom::WindowTree,
                    public AccessPolicyDelegate,
                    public mojom::WindowManagerClient {
  public:
   WindowTree(ConnectionManager* connection_manager,
              const UserId& user_id,
-             ServerWindow* root);
+             ServerWindow* root,
+             scoped_ptr<AccessPolicy> access_policy);
   ~WindowTree() override;
 
   void Init(scoped_ptr<WindowTreeBinding> binding, mojom::WindowTreePtr tree);
 
   // Called if this WindowTree hosts the WindowManager. This happens if
   // this WindowTree serves as the root of a WindowTreeHost.
   void ConfigureWindowManager();
 
   ConnectionSpecificId id() const { return id_; }
 
@@ skipping 350 matching lines @@
 
   scoped_ptr<WaitingForTopLevelWindowInfo> waiting_for_top_level_window_info_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowTree);
 };
 
 }  // namespace ws
 }  // namespace mus
 
 #endif  // COMPONENTS_MUS_WS_WINDOW_TREE_H_