Service Manager: Rework Service and ServiceContext lifetime

services/video_capture/video_capture_service.cc

 // 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.
 
 #include "services/video_capture/video_capture_service.h"
 
 #include "media/capture/video/fake_video_capture_device.h"
 #include "media/capture/video/video_capture_jpeg_decoder.h"
+#include "services/service_manager/public/cpp/interface_registry.h"
 #include "services/video_capture/video_capture_device_factory_impl.h"
 
 namespace {
 static const char kFakeDeviceDisplayName[] = "Fake Video Capture Device";
 static const char kFakeDeviceId[] = "FakeDeviceId";
 static const char kFakeModelId[] = "FakeModelId";
 static const float kFakeCaptureDefaultFrameRate = 20.0f;
 
 // TODO(chfremer): Replace with an actual decoder factory.
 // https://crbug.com/584797
@@ skipping 78 matching lines @@
 }
 
 void VideoCaptureService::LazyInitializeMockDeviceFactory() {
   if (mock_device_factory_)
     return;
   mock_device_factory_ = base::MakeUnique<VideoCaptureDeviceFactoryImpl>(
       base::Bind(CreateJpegDecoder));
 }
 
 }  // namespace video_capture