1 files changed, 6 insertions, 11 deletions
diff --git a/chromium/media/audio/audio_debug_recording_manager.h b/chromium/media/audio/audio_debug_recording_manager.h
index 8c95c3c4694..8cf8a60194d 100644
--- a/chromium/media/audio/audio_debug_recording_manager.h
+++ b/chromium/media/audio/audio_debug_recording_manager.h
@@ -1,4 +1,4 @@
-// Copyright 2017 The Chromium Authors. All rights reserved.
+// Copyright 2017 The Chromium Authors
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -59,8 +59,7 @@ class MEDIA_EXPORT AudioDebugRecordingManager {
       uint32_t id,
       base::OnceCallback<void(base::File)> reply_callback)>;
 
-  AudioDebugRecordingManager(
-      scoped_refptr<base::SingleThreadTaskRunner> task_runner);
+  AudioDebugRecordingManager();
 
   AudioDebugRecordingManager(const AudioDebugRecordingManager&) = delete;
   AudioDebugRecordingManager& operator=(const AudioDebugRecordingManager&) =
@@ -81,14 +80,8 @@ class MEDIA_EXPORT AudioDebugRecordingManager {
  protected:
   // Creates an AudioDebugRecordingHelper. Overridden by test.
   virtual std::unique_ptr<AudioDebugRecordingHelper>
-  CreateAudioDebugRecordingHelper(
-      const AudioParameters& params,
-      scoped_refptr<base::SingleThreadTaskRunner> task_runner,
-      base::OnceClosure on_destruction_closure);
-
-  // The task runner this class lives on. Also handed to
-  // AudioDebugRecordingHelpers.
-  scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
+  CreateAudioDebugRecordingHelper(const AudioParameters& params,
+                                  base::OnceClosure on_destruction_closure);
 
  private:
   FRIEND_TEST_ALL_PREFIXES(AudioDebugRecordingManagerTest,
@@ -115,6 +108,8 @@ class MEDIA_EXPORT AudioDebugRecordingManager {
   // recording is enabled.
   CreateWavFileCallback create_file_callback_;
 
+  SEQUENCE_CHECKER(sequence_checker_);
+
   base::WeakPtrFactory<AudioDebugRecordingManager> weak_factory_{this};
 };