Revert "Delete the ViewManager and WindowManager services."

services/view_manager/client_connection.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 SERVICES_VIEW_MANAGER_CLIENT_CONNECTION_H_
+#define SERVICES_VIEW_MANAGER_CLIENT_CONNECTION_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "mojo/public/cpp/bindings/binding.h"
+#include "mojo/services/view_manager/interfaces/view_manager.mojom.h"
+
+namespace view_manager {
+
+class ConnectionManager;
+class ViewManagerServiceImpl;
+
+// ClientConnection encapsulates the state needed for a single client connected
+// to the view manager.
+class ClientConnection {
+ public:
+  ClientConnection(scoped_ptr<ViewManagerServiceImpl> service,
+                   mojo::ViewManagerClient* client);
+  virtual ~ClientConnection();
+
+  ViewManagerServiceImpl* service() { return service_.get(); }
+  const ViewManagerServiceImpl* service() const { return service_.get(); }
+
+  mojo::ViewManagerClient* client() { return client_; }
+
+ private:
+  scoped_ptr<ViewManagerServiceImpl> service_;
+  mojo::ViewManagerClient* client_;
+
+  DISALLOW_COPY_AND_ASSIGN(ClientConnection);
+};
+
+// Bindings implementation of ClientConnection.
+class DefaultClientConnection : public ClientConnection {
+ public:
+  DefaultClientConnection(
+      scoped_ptr<ViewManagerServiceImpl> service_impl,
+      ConnectionManager* connection_manager,
+      mojo::InterfaceRequest<mojo::ViewManagerService> service_request,
+      mojo::ViewManagerClientPtr client);
+  ~DefaultClientConnection() override;
+
+ private:
+  ConnectionManager* connection_manager_;
+  mojo::Binding<mojo::ViewManagerService> binding_;
+  mojo::ViewManagerClientPtr client_;
+
+  DISALLOW_COPY_AND_ASSIGN(DefaultClientConnection);
+};
+
+}  // namespace view_manager
+
+#endif  // SERVICES_VIEW_MANAGER_CLIENT_CONNECTION_H_