Remove --enable-webrtc-tcp-server-socket

content/renderer/p2p/port_allocator.cc

Index: content/renderer/p2p/port_allocator.cc
diff --git a/content/renderer/p2p/port_allocator.cc b/content/renderer/p2p/port_allocator.cc
index 6c60f4717373ecc18f902b18a41f0659ed844436..61cfefd4901a61f6d738e1e33e7de3c05548867b 100644
--- a/content/renderer/p2p/port_allocator.cc
+++ b/content/renderer/p2p/port_allocator.cc
@@ -80,12 +80,7 @@ P2PPortAllocator::P2PPortAllocator(
   if (config_.disable_tcp_transport)
     flags |= cricket::PORTALLOCATOR_DISABLE_TCP;
   set_flags(flags);
-  // TODO(ronghuawu): crbug/138185 add ourselves to the firewall list in browser
-  // process and then remove below line.
-  if (!CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kEnableWebRtcTcpServerSocket)) {
-    set_allow_tcp_listen(false);
-  }
+  set_allow_tcp_listen(false);
 }
 
 P2PPortAllocator::~P2PPortAllocator() {