chromeos: adds TouchDeviceServer and wires up in mushrome

services/ui/input_devices/input_device_server.h

 // 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.
 
 #ifndef SERVICES_UI_INPUT_DEVICES_INPUT_DEVICE_SERVER_H_
 #define SERVICES_UI_INPUT_DEVICES_INPUT_DEVICE_SERVER_H_
 
 #include "base/macros.h"
 #include "mojo/public/cpp/bindings/binding_set.h"
 #include "mojo/public/cpp/bindings/interface_ptr_set.h"
 #include "services/ui/public/interfaces/input_devices/input_device_server.mojom.h"
 #include "ui/events/devices/device_data_manager.h"
 #include "ui/events/devices/input_device_event_observer.h"
 
 namespace service_manager {
 class BinderRegistry;
 struct BindSourceInfo;
 }
 
 namespace ui {
 
+class TouchDeviceServer;
+
 // Listens to DeviceDataManager for updates on input-devices and forwards those
 // updates to any registered InputDeviceObserverMojo in other processes via
 // Mojo IPC. This runs in the mus-ws process.
 class InputDeviceServer : public mojom::InputDeviceServer,
                           public ui::InputDeviceEventObserver {
  public:
   InputDeviceServer();
   ~InputDeviceServer() override;
 
   // Registers this instance as a local observer with DeviceDataManager.
@@ skipping 24 matching lines @@
   void BindInputDeviceServerRequest(
       const service_manager::BindSourceInfo& source_info,
       mojom::InputDeviceServerRequest request);
 
   mojo::BindingSet<mojom::InputDeviceServer> bindings_;
   mojo::InterfacePtrSet<mojom::InputDeviceObserverMojo> observers_;
 
   // DeviceDataManager instance we are registered as an observer with.
   ui::DeviceDataManager* manager_ = nullptr;
 
+#if defined(OS_CHROMEOS)
+  std::unique_ptr<TouchDeviceServer> touch_device_server_;
+#endif
+
   DISALLOW_COPY_AND_ASSIGN(InputDeviceServer);
 };
 
 }  // namespace ui
 
 #endif  // SERVICES_UI_INPUT_DEVICES_INPUT_DEVICE_SERVER_H_