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

services/video_capture/mojo_media_conversions.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/mojo_media_conversions.h"
-
-namespace video_capture {
-
-media::ResolutionChangePolicy ConvertFromMojoToMedia(
-    mojom::ResolutionChangePolicy policy) {
-  switch (policy) {
-    case mojom::ResolutionChangePolicy::FIXED_RESOLUTION:
-      return media::RESOLUTION_POLICY_FIXED_RESOLUTION;
-    case mojom::ResolutionChangePolicy::FIXED_ASPECT_RATIO:
-      return media::RESOLUTION_POLICY_FIXED_ASPECT_RATIO;
-    case mojom::ResolutionChangePolicy::ANY_WITHIN_LIMIT:
-      return media::RESOLUTION_POLICY_ANY_WITHIN_LIMIT;
-  }
-  NOTREACHED();
-  return media::RESOLUTION_POLICY_FIXED_RESOLUTION;
-}
-
-media::PowerLineFrequency ConvertFromMojoToMedia(
-    mojom::PowerLineFrequency frequency) {
-  switch (frequency) {
-    case mojom::PowerLineFrequency::DEFAULT:
-      return media::PowerLineFrequency::FREQUENCY_DEFAULT;
-    case mojom::PowerLineFrequency::HZ_50:
-      return media::PowerLineFrequency::FREQUENCY_50HZ;
-    case mojom::PowerLineFrequency::HZ_60:
-      return media::PowerLineFrequency::FREQUENCY_60HZ;
-  }
-  NOTREACHED();
-  return media::PowerLineFrequency::FREQUENCY_DEFAULT;
-}
-
-}  // namespace video_capture