Revert of Add mojo interface+impl creation of audio streams.

content/common/media/renderer_audio_output_stream_factory.mojom

-// Copyright 2017 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 content.mojom;
-
-import "media/mojo/interfaces/audio_output_stream.mojom";
-import "media/mojo/interfaces/audio_parameters.mojom";
-import "media/mojo/interfaces/media_types.mojom";
-
-// This interface is used to create output streams. The client supplies a
-// request for a stream provider, and then supplies the desired audio
-// parameters to that to create the stream.
-interface RendererAudioOutputStreamFactory {
-  // Used to request a device. The AudioOutputStreamProviderRequest will be
-  // bound to an AudioOutputStreamProvider implementation or closed
-  // (in case of an error).
-  RequestDeviceAuthorization(
-      media.mojom.AudioOutputStreamProvider& stream_provider_request,
-      int64 session_id,
-      string device_id) =>
-      (media.mojom.OutputDeviceStatus state,
-       media.mojom.AudioParameters output_params,
-       string matched_device_id);
-};