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

services/video_capture/public/interfaces/video_capture_service.mojom

+// 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.
+
+module video_capture.mojom;
+
+import "services/video_capture/public/interfaces/video_capture_device_factory.mojom";
+
+// Entry point to the Video Capture Service API.
+// The service hosts two VideoCaptureDeviceFactories. The "regular" factory
+// provides access to the capture devices connected to the system. The "fake"
+// factory uses the same interface but provides access to a single fake device.
+interface VideoCaptureService {
+  ConnectToDeviceFactory(VideoCaptureDeviceFactory& request);
+  ConnectToFakeDeviceFactory(VideoCaptureDeviceFactory& request);
+};