Revert "Add ability to capture audio output to buffer (see issue #2381)"

This reverts commit 9f41a27e58.

This needs to be reimplemented to support out of process audio (see issue #2755).

libcef_dll/ctocpp/audio_handler_ctocpp.h

@@ -1,52 +0,0 @@
-// Copyright (c) 2019 The Chromium Embedded Framework Authors. All rights
-// reserved. Use of this source code is governed by a BSD-style license that
-// can be found in the LICENSE file.
-//
-// ---------------------------------------------------------------------------
-//
-// This file was generated by the CEF translator tool. If making changes by
-// hand only do so within the body of existing method and function
-// implementations. See the translator.README.txt file in the tools directory
-// for more information.
-//
-// $hash=1ef8824abe88f3c6258ae3e9cb513c7f52b28899$
-//
-
-#ifndef CEF_LIBCEF_DLL_CTOCPP_AUDIO_HANDLER_CTOCPP_H_
-#define CEF_LIBCEF_DLL_CTOCPP_AUDIO_HANDLER_CTOCPP_H_
-#pragma once
-
-#if !defined(BUILDING_CEF_SHARED)
-#error This file can be included DLL-side only
-#endif
-
-#include "include/capi/cef_audio_handler_capi.h"
-#include "include/cef_audio_handler.h"
-#include "libcef_dll/ctocpp/ctocpp_ref_counted.h"
-
-// Wrap a C structure with a C++ class.
-// This class may be instantiated and accessed DLL-side only.
-class CefAudioHandlerCToCpp : public CefCToCppRefCounted<CefAudioHandlerCToCpp,
-                                                         CefAudioHandler,
-                                                         cef_audio_handler_t> {
- public:
-  CefAudioHandlerCToCpp();
-  virtual ~CefAudioHandlerCToCpp();
-
-  // CefAudioHandler methods.
-  void OnAudioStreamStarted(CefRefPtr<CefBrowser> browser,
-                            int audio_stream_id,
-                            int channels,
-                            ChannelLayout channel_layout,
-                            int sample_rate,
-                            int frames_per_buffer) override;
-  void OnAudioStreamPacket(CefRefPtr<CefBrowser> browser,
-                           int audio_stream_id,
-                           const float** data,
-                           int frames,
-                           int64 pts) override;
-  void OnAudioStreamStopped(CefRefPtr<CefBrowser> browser,
-                            int audio_stream_id) override;
-};
-
-#endif  // CEF_LIBCEF_DLL_CTOCPP_AUDIO_HANDLER_CTOCPP_H_