Make MSE buffer sizes configurable via command line

media/base/media_switches.cc

 // Copyright (c) 2012 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.
 
 #include "build/build_config.h"
 #include "media/base/media_switches.h"
 
 namespace switches {
 
 // Allow users to specify a custom buffer size for debugging purpose.
@@ skipping 111 matching lines @@
 const char kDisableRTCSmoothnessAlgorithm[] =
     "disable-rtc-smoothness-algorithm";
 
 // Enables demuxing of vp9 in mp4. Note that this flag will not have any effect
 // if MP4 demuxing is not enabled in the build.
 const char kEnableVp9InMp4[] = "enable-vp9-in-mp4";
 
 // Force media player using SurfaceView instead of SurfaceTexture on Android.
 const char kForceVideoOverlays[] = "force-video-overlays";
 
+// Allows explicitly specifying MSE audio/video buffer sizes.
+// Default values are 150M for video and 12M for audio.
+const char kMSEAudioBufferSizeLimit[] = "mse-audio-buffer-size-limit";
+const char kMSEVideoBufferSizeLimit[] = "mse-video-buffer-size-limit";
+
 }  // namespace switches
 
 namespace media {
 
 #if defined(ENABLE_PLUGINS)
 // Let flash join and be controlled by media session, only valid when
 // |kEnableDefaultMediaSession| is on.
 const base::Feature kFlashJoinsMediaSession{"flash-join-media-session",
                                             base::FEATURE_DISABLED_BY_DEFAULT};
 #endif  // defined(ENABLE_PLUGINS)
 
 // Use new audio rendering mixer.
 const base::Feature kNewAudioRenderingMixingStrategy{
     "NewAudioRenderingMixingStrategy", base::FEATURE_DISABLED_BY_DEFAULT};
 
 // Use shared block-based buffering for media.
 const base::Feature kUseNewMediaCache{"use-new-media-cache",
                                       base::FEATURE_ENABLED_BY_DEFAULT};
 
 }  // namespace media