[Mojo Video Capture] Cleanup naming of classes/files in services/video_capture

services/video_capture/device_mock_to_media_adapter.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/device_mock_to_media_adapter.h"
-
-#include "services/video_capture/device_client_media_to_mojo_adapter.h"
-
-namespace video_capture {
-
-DeviceMockToMediaAdapter::DeviceMockToMediaAdapter(
-    mojom::MockVideoCaptureDevicePtr* device)
-    : device_(device) {}
-
-DeviceMockToMediaAdapter::~DeviceMockToMediaAdapter() = default;
-
-void DeviceMockToMediaAdapter::AllocateAndStart(
-    const media::VideoCaptureParams& params,
-    std::unique_ptr<Client> client) {
-  mojom::MockDeviceClientPtr client_proxy;
-  auto client_request = mojo::GetProxy(&client_proxy);
-
-  mojo::MakeStrongBinding(
-      base::MakeUnique<DeviceClientMediaToMojoAdapter>(std::move(client)),
-      std::move(client_request));
-
-  (*device_)->AllocateAndStart(std::move(client_proxy));
-}
-
-void DeviceMockToMediaAdapter::RequestRefreshFrame() {}
-
-void DeviceMockToMediaAdapter::StopAndDeAllocate() {
-  (*device_)->StopAndDeAllocate();
-}
-
-void DeviceMockToMediaAdapter::GetPhotoCapabilities(
-    GetPhotoCapabilitiesCallback callback) {}
-
-void DeviceMockToMediaAdapter::SetPhotoOptions(
-    media::mojom::PhotoSettingsPtr settings,
-    SetPhotoOptionsCallback callback) {}
-
-void DeviceMockToMediaAdapter::TakePhoto(TakePhotoCallback callback) {}
-
-}  // namespace video_capture