Remove CommandLine dependency from the Linux's AudioCapturer.

remoting/host/remoting_me2me_host.cc

Index: remoting/host/remoting_me2me_host.cc
diff --git a/remoting/host/remoting_me2me_host.cc b/remoting/host/remoting_me2me_host.cc
index bc18501420e2889552e4b038c6fdf02c4cf6a49f..d323b1057cac9fb28b24798023e9314e976640fc 100644
--- a/remoting/host/remoting_me2me_host.cc
+++ b/remoting/host/remoting_me2me_host.cc
@@ -92,6 +92,10 @@ const char kDaemonIpcSwitchName[] = "daemon-pipe";
 // The command line switch used to get version of the daemon.
 const char kVersionSwitchName[] = "version";
 
+// The command line switch used to pass name of the pipe to capture audio on
+// linux.
+const char kAudioPipeSwitchName[] = "audio-pipe-name";
+
 const char kUnofficialOAuth2ClientId[] =
     "440925447803-2pi3v45bff6tp1rde2f7q6lgbor3o5uj.apps.googleusercontent.com";
 const char kUnofficialOAuth2ClientSecret[] = "W2ieEsG-R1gIA4MMurGrgMc_";
@@ -701,8 +705,8 @@ class HostProcess
   int exit_code_;
 
 #if defined(OS_MACOSX)
-    remoting::CurtainMode curtain_;
-#endif
+  remoting::CurtainMode curtain_;
+#endif  // defined(OS_MACOSX)
 };
 
 }  // namespace remoting
@@ -750,10 +754,6 @@ int main(int argc, char** argv) {
   // single-threaded.
   net::EnableSSLServerSockets();
 
-#if defined(OS_LINUX)
-  remoting::VideoFrameCapturer::EnableXDamage(true);
-#endif
-
   // Create the main message loop and start helper threads.
   MessageLoop message_loop(MessageLoop::TYPE_UI);
   base::Closure quit_message_loop = base::Bind(&QuitMessageLoop, &message_loop);
@@ -761,6 +761,13 @@ int main(int argc, char** argv) {
       new remoting::ChromotingHostContext(
           new remoting::AutoThreadTaskRunner(message_loop.message_loop_proxy(),
                                              quit_message_loop)));
+
+#if defined(OS_LINUX)
+  remoting::VideoFrameCapturer::EnableXDamage(true);
+  context->set_audio_capturer_pipe(CommandLine::ForCurrentProcess()->
+      GetSwitchValuePath(kAudioPipeSwitchName));
+#endif  // defined(OS_LINUX)
+
   if (!context->Start())
     return remoting::kHostInitializationFailed;