VideoCapture: migrate VideoCapture renderer-->host messages to mojo, part 2

services/video_capture/video_capture_device_proxy_impl.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 "base/logging.h"
 #include "services/video_capture/device_client_mojo_to_media_adapter.h"
-#include "services/video_capture/mojo_media_conversions.h"
 #include "services/video_capture/video_capture_device_proxy_impl.h"
 
 namespace video_capture {
 
 VideoCaptureDeviceProxyImpl::VideoCaptureDeviceProxyImpl(
     std::unique_ptr<media::VideoCaptureDevice> device)
     : device_(std::move(device)) {}
 
 VideoCaptureDeviceProxyImpl::~VideoCaptureDeviceProxyImpl() {
   if (device_running_)
     device_->StopAndDeAllocate();
 }
 
 void VideoCaptureDeviceProxyImpl::Start(
     const media::VideoCaptureFormat& requested_format,
-    mojom::ResolutionChangePolicy resolution_change_policy,
-    mojom::PowerLineFrequency power_line_frequency,
+    media::ResolutionChangePolicy resolution_change_policy,
+    media::PowerLineFrequency power_line_frequency,
     mojom::VideoCaptureDeviceClientPtr client) {
   media::VideoCaptureParams params;
   params.requested_format = requested_format;
-  params.resolution_change_policy =
-      ConvertFromMojoToMedia(resolution_change_policy);
-  params.power_line_frequency = ConvertFromMojoToMedia(power_line_frequency);
+  params.resolution_change_policy = resolution_change_policy;
+  params.power_line_frequency = power_line_frequency;
   client.set_connection_error_handler(
       base::Bind(&VideoCaptureDeviceProxyImpl::OnClientConnectionErrorOrClose,
                  base::Unretained(this)));
   auto media_client =
       base::MakeUnique<DeviceClientMojoToMediaAdapter>(std::move(client));
   device_->AllocateAndStart(params, std::move(media_client));
   device_running_ = true;
 }
 
 void VideoCaptureDeviceProxyImpl::Stop() {
   device_->StopAndDeAllocate();
   device_running_ = false;
 }
 
 void VideoCaptureDeviceProxyImpl::OnClientConnectionErrorOrClose() {
   device_->StopAndDeAllocate();
 }
 
 }  // namespace video_capture