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

content/browser/renderer_host/media/renderer_audio_output_stream_factory_context.h

Index: content/browser/renderer_host/media/renderer_audio_output_stream_factory_context.h
diff --git a/content/browser/renderer_host/media/renderer_audio_output_stream_factory_context.h b/content/browser/renderer_host/media/renderer_audio_output_stream_factory_context.h
deleted file mode 100644
index 180aaad2023b7a063a3352a3170488c77a041eee..0000000000000000000000000000000000000000
--- a/content/browser/renderer_host/media/renderer_audio_output_stream_factory_context.h
+++ /dev/null
@@ -1,57 +0,0 @@
-// 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.
-
-#ifndef CONTENT_BROWSER_RENDERER_HOST_MEDIA_RENDERER_AUDIO_OUTPUT_STREAM_FACTORY_CONTEXT_H_
-#define CONTENT_BROWSER_RENDERER_HOST_MEDIA_RENDERER_AUDIO_OUTPUT_STREAM_FACTORY_CONTEXT_H_
-
-#include <memory>
-#include <string>
-
-#include "content/browser/renderer_host/media/audio_output_authorization_handler.h"
-#include "content/common/content_export.h"
-#include "media/audio/audio_output_delegate.h"
-
-namespace media {
-class AudioParameters;
-}
-
-namespace url {
-class Origin;
-}
-
-namespace content {
-
-// RendererAudioOutputStreamFactoryContext provides functions common to all
-// AudioOutputFactory instances for a single renderer process.
-class CONTENT_EXPORT RendererAudioOutputStreamFactoryContext {
- public:
-  virtual ~RendererAudioOutputStreamFactoryContext() {}
-
-  using AuthorizationCompletedCallback =
-      AudioOutputAuthorizationHandler::AuthorizationCompletedCallback;
-
-  virtual int GetRenderProcessId() const = 0;
-
-  virtual std::string GetHMACForDeviceId(
-      const url::Origin& origin,
-      const std::string& raw_device_id) const = 0;
-
-  // Called to request access to a device on behalf of the renderer.
-  virtual void RequestDeviceAuthorization(
-      int render_frame_id,
-      int session_id,
-      const std::string& device_id,
-      const url::Origin& security_origin,
-      AuthorizationCompletedCallback cb) const = 0;
-
-  virtual std::unique_ptr<media::AudioOutputDelegate> CreateDelegate(
-      const std::string& unique_device_id,
-      int render_frame_id,
-      const media::AudioParameters& params,
-      media::AudioOutputDelegate::EventHandler* handler) = 0;
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_RENDERER_HOST_MEDIA_RENDERER_AUDIO_OUTPUT_STREAM_FACTORY_CONTEXT_H_