move the APM to chrome.

content/public/common/content_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 "content/public/common/content_switches.h"
 
 namespace switches {
 
 // The number of MSAA samples for canvas2D. Requires MSAA support by GPU to
 // have an effect. 0 disables MSAA.
@@ skipping 895 matching lines @@
 // Causes the process to run as a worker subprocess.
 const char kWorkerProcess[]                 = "worker";
 
 // The prefix used when starting the zygote process. (i.e. 'gdb --args')
 const char kZygoteCmdPrefix[]               = "zygote-cmd-prefix";
 
 // Causes the process to run as a renderer zygote.
 const char kZygoteProcess[]                 = "zygote";
 
 #if defined(ENABLE_WEBRTC)
+// Enable WebRtc audio processor in Chrome.
+const char kEnableWebRtcAudioProcessor[]    = "enable-audio-processor";

[Henrik Grunell, 2013/10/31 11:56:12]

I think the name should reflect that the switch changes where processing takes
place. I can't think of a very good name, maybe something like
"switch-audio-processing-from-webrtc-to-chrome"? Or
"use-audio-processing-per-track"?

+
 // Disable WebRTC device enumeration.
 const char kDisableDeviceEnumeration[]      = "disable-device-enumeration";
 
 // Disable WebRTC DataChannels SCTP wire protocol support.
 const char kDisableSCTPDataChannels[]       = "disable-sctp-data-channels";
 
 // Disables HW decode acceleration for WebRTC.
 const char kDisableWebRtcHWDecoding[]       = "disable-webrtc-hw-decoding";
 
 // Disables HW encode acceleration for WebRTC.
@@ skipping 64 matching lines @@
 #endif
 
 #if defined(USE_AURA)
 // Forces usage of the test compositor. Needed to run ui tests on bots.
 extern const char kTestCompositor[]         = "test-compositor";
 #endif
 
 // Don't dump stuff here, follow the same order as the header.
 
 }  // namespace switches