Separate test/fake_audio_device on API and implementation. Step 3.

Remove test/fake_audio_device.h

Bug: webrtc:8946
Change-Id: Ib6d86313bd6b897971c3f6eb4b0f1f947f5c3d4d
Reviewed-on: https://webrtc-review.googlesource.com/61322
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Commit-Queue: Artem Titov <titovartem@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#22398}

test/BUILD.gn

@@ -525,28 +525,6 @@ rtc_source_set("single_threaded_task_queue") {
   ]
 }
 
-rtc_source_set("fake_audio_device") {
-  visibility = [ "*" ]
-  testonly = true
-  sources = [
-    "fake_audio_device.h",
-  ]
-  if (!build_with_chromium && is_clang) {
-    # Suppress warnings from the Chromium Clang plugin (bugs.webrtc.org/163).
-    suppressed_configs += [ "//build/config/clang:find_bad_constructs" ]
-  }
-  deps = [
-    "..:webrtc_common",
-    "../:typedefs",
-    "../api:array_view",
-    "../common_audio:common_audio",
-    "../modules/audio_device",
-    "../rtc_base:checks",
-    "../rtc_base:rtc_base_approved",
-    "../system_wrappers",
-  ]
-}
-
 rtc_source_set("test_common") {
   testonly = true
   sources = [

test/fake_audio_device.h

@@ -1,26 +0,0 @@
-/*
- *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-#ifndef TEST_FAKE_AUDIO_DEVICE_H_
-#define TEST_FAKE_AUDIO_DEVICE_H_
-
-#include "modules/audio_device/include/test_audio_device_impl.h"
-
-namespace webrtc {
-
-namespace test {
-
-// This class is deprecated. Use webrtc::TestAudioDevice from
-// modules/audio_device/include/test_audio_device.h instead.
-using FakeAudioDevice = webrtc::webrtc_impl::TestAudioDeviceModuleImpl;
-
-}  // namespace test
-}  // namespace webrtc
-
-#endif  // TEST_FAKE_AUDIO_DEVICE_H_