Added an "enable-audio-processor" flag and WebRtcAudioProcessor class

content/public/common/content_switches.cc

Index: content/public/common/content_switches.cc
diff --git a/content/public/common/content_switches.cc b/content/public/common/content_switches.cc
index 6d36600d3e0c3386d2db5c0ede53bcdfa66bd27e..93e3aefd64f7af1eaa904231cadb3226e9724a03 100644
--- a/content/public/common/content_switches.cc
+++ b/content/public/common/content_switches.cc
@@ -932,10 +932,14 @@ const char kZygoteCmdPrefix[]               = "zygote-cmd-prefix";
 const char kZygoteProcess[]                 = "zygote";
 
 #if defined(ENABLE_WEBRTC)
-// Disable WebRTC device enumeration.
+// Enables audio processing in a MediaStreamTrack. When this flag is on, AEC,
+// NS and AGC will be done per MediaStreamTrack instead of in PeerConnection.
+const char kEnableAudioTrackProcessing[]    = "enable-audio-track-processor";

[Henrik Grunell, 2013/11/25 10:52:02]

"processing", not "processor".

[no longer working on chromium, 2013/11/25 16:36:26]

Done.

+
+// Disables WebRTC device enumeration.
 const char kDisableDeviceEnumeration[]      = "disable-device-enumeration";
 
-// Disable WebRTC DataChannels SCTP wire protocol support.
+// Disables WebRTC DataChannels SCTP wire protocol support.
 const char kDisableSCTPDataChannels[]       = "disable-sctp-data-channels";
 
 // Disables HW decode acceleration for WebRTC.
@@ -951,7 +955,7 @@ const char kDisableWebRtcHWEncoding[]       = "disable-webrtc-hw-encoding";
 // Enables WebRTC AEC recordings.
 const char kEnableWebRtcAecRecordings[]     = "enable-webrtc-aec-recordings";
 
-// Enable WebRTC to open TCP server sockets.
+// Enables WebRTC to open TCP server sockets.
 const char kEnableWebRtcTcpServerSocket[]   = "enable-webrtc-tcp-server-socket";
 
 // Enables VP8 HW encode acceleration for WebRTC.