Video Capture Mojo (1.4a.a): Add service configurator interface

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_
+#ifndef SERVICES_VIDEO_CAPTURE_SERVICE_H_
+#define SERVICES_VIDEO_CAPTURE_SERVICE_H_
 
 #include <memory>
 
 #include "mojo/public/cpp/bindings/binding_set.h"
 #include "services/shell/public/cpp/service.h"
+#include "services/video_capture/public/interfaces/service_configurator.mojom.h"
 #include "services/video_capture/public/interfaces/video_capture_device_factory.mojom.h"
-#include "services/video_capture/video_capture_device_factory_impl.h"
 
 namespace video_capture {
 
+class VideoCaptureDeviceFactoryImpl;
+class ServiceConfiguratorImpl;
+
 // Exposes a single internal instance of VideoCaptureDeviceFactoryImpl
-// through a Mojo Shell Service.
+// through a Mojo Shell Service. Additionally exposes an instance of
+// ServiceConfiguratorImpl that can be used to configure the
+// VideoCaptureDeviceFactoryImpl instance.
 class VideoCaptureService
     : public shell::Service,
+      public shell::InterfaceFactory<mojom::ServiceConfigurator>,
       public shell::InterfaceFactory<mojom::VideoCaptureDeviceFactory> {
  public:
   VideoCaptureService();
   ~VideoCaptureService() override;
 
   // shell::Service:
   bool OnConnect(const shell::Identity& remote_identity,
                  shell::InterfaceRegistry* registry) override;
 
+  // shell::InterfaceFactory<mojom::ServiceConfigurator>:
+  void Create(const shell::Identity& remote_identity,
+              mojom::ServiceConfiguratorRequest request) override;
+
   // shell::InterfaceFactory<mojom::VideoCaptureDeviceFactory>:
   void Create(const shell::Identity& remote_identity,
               mojom::VideoCaptureDeviceFactoryRequest request) override;
 
  private:
-  mojo::BindingSet<mojom::VideoCaptureDeviceFactory> bindings_;
-  VideoCaptureDeviceFactoryImpl device_factory_;
+  mojo::BindingSet<mojom::ServiceConfigurator> configurator_bindings_;
+  mojo::BindingSet<mojom::VideoCaptureDeviceFactory> factory_bindings_;
+  std::unique_ptr<VideoCaptureDeviceFactoryImpl> device_factory_;
+  std::unique_ptr<ServiceConfiguratorImpl> configurator_;
 };
 
 }  // namespace video_capture
 
-#endif  // SERVICES_VIDEO_CAPTURE_VIDEO_CAPTURE_SERVICE_H_
+#endif  // SERVICES_VIDEO_CAPTURE_SERVICE_H_