Replace manual conversions with Mojo type mappings

services/video_capture/video_capture_service.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_VIDEO_CAPTURE_VIDEO_CAPTURE_SERVICE_H_
 #define SERVICES_VIDEO_CAPTURE_VIDEO_CAPTURE_SERVICE_H_
 
 #include <memory>
 
 #include "mojo/public/cpp/bindings/binding_set.h"
@@ skipping 24 matching lines @@
 
   // mojom::VideoCaptureService
   void ConnectToDeviceFactory(
       mojom::VideoCaptureDeviceFactoryRequest request) override;
   void ConnectToFakeDeviceFactory(
       mojom::VideoCaptureDeviceFactoryRequest request) override;
   void ConnectToMockDeviceFactory(
       mojom::VideoCaptureDeviceFactoryRequest request) override;
   void AddDeviceToMockFactory(
       mojom::MockVideoCaptureDevicePtr device,
-      mojom::VideoCaptureDeviceDescriptorPtr descriptor,
+      const media::VideoCaptureDeviceDescriptor& descriptor,
       const AddDeviceToMockFactoryCallback& callback) override;
 
  private:
   void LazyInitializeDeviceFactory();
   void LazyInitializeFakeDeviceFactory();
   void LazyInitializeMockDeviceFactory();
 
   mojo::BindingSet<mojom::VideoCaptureService> service_bindings_;
   mojo::BindingSet<mojom::VideoCaptureDeviceFactory> factory_bindings_;
   mojo::BindingSet<mojom::VideoCaptureDeviceFactory> fake_factory_bindings_;
   mojo::BindingSet<mojom::VideoCaptureDeviceFactory> mock_factory_bindings_;
   std::unique_ptr<DeviceFactoryMediaToMojoAdapter> device_factory_;
   std::unique_ptr<DeviceFactoryMediaToMojoAdapter> fake_device_factory_;
   std::unique_ptr<DeviceFactoryMediaToMojoAdapter> mock_device_factory_adapter_;
   MockDeviceFactory* mock_device_factory_;
 };
 
 }  // namespace video_capture
 
 #endif  // SERVICES_VIDEO_CAPTURE_VIDEO_CAPTURE_SERVICE_H_