From 96cc37bc02d9f6a2c4376b437435ffb92ea9e2c6 Mon Sep 17 00:00:00 2001
From: qiangchen <qiangchen@chromium.org>
Date: Wed, 29 Jul 2015 13:55:18 -0700
Subject: Make a flag enable-rtc-smoothness-algorithm for the new rendering
 algorithm.

BUG=514873

Review URL: https://codereview.chromium.org/1261633003

Cr-Commit-Position: refs/heads/master@{#340979}
---
 content/browser/renderer_host/render_process_host_impl.cc | 1 +
 media/base/media_switches.cc                              | 4 ++++
 media/base/media_switches.h                               | 2 ++
 3 files changed, 7 insertions(+)

diff --git a/content/browser/renderer_host/render_process_host_impl.cc b/content/browser/renderer_host/render_process_host_impl.cc
index 4666d75..79f1c3c 100644
--- a/content/browser/renderer_host/render_process_host_impl.cc
+++ b/content/browser/renderer_host/render_process_host_impl.cc
@@ -1287,6 +1287,7 @@ void RenderProcessHostImpl::PropagateBrowserCommandLineToRenderer(
     switches::kEnablePreferCompositingToLCDText,
     switches::kEnablePushMessagePayload,
     switches::kEnableRendererMojoChannel,
+    switches::kEnableRTCSmoothnessAlgorithm,
     switches::kEnableSeccompFilterSandbox,
     switches::kEnableSkiaBenchmarking,
     switches::kEnableSlimmingPaint,
diff --git a/media/base/media_switches.cc b/media/base/media_switches.cc
index 4d2128c..fb2363b 100644
--- a/media/base/media_switches.cc
+++ b/media/base/media_switches.cc
@@ -119,4 +119,8 @@ const char kRequireAudioHardwareForTesting[] =
 // TODO(dalecurtis): Remove once experiments for http://crbug.com/470940 finish.
 const char kVideoUnderflowThresholdMs[] = "video-underflow-threshold-ms";
 
+// Use the new rendering algorithm for webrtc, which is designed to improve
+// smoothness.
+const char kEnableRTCSmoothnessAlgorithm[] = "enable-rtc-smoothness-algorithm";
+
 }  // namespace switches
diff --git a/media/base/media_switches.h b/media/base/media_switches.h
index c8c8488..a5a4095 100644
--- a/media/base/media_switches.h
+++ b/media/base/media_switches.h
@@ -59,6 +59,8 @@ MEDIA_EXPORT extern const char kRequireAudioHardwareForTesting[];
 
 MEDIA_EXPORT extern const char kVideoUnderflowThresholdMs[];
 
+MEDIA_EXPORT extern const char kEnableRTCSmoothnessAlgorithm[];
+
 }  // namespace switches
 
 #endif  // MEDIA_BASE_MEDIA_SWITCHES_H_
-- 
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