Refactor "secure bool" into explicit PROTO_TLS.

webrtc/p2p/base/port.cc

Index: webrtc/p2p/base/port.cc
diff --git a/webrtc/p2p/base/port.cc b/webrtc/p2p/base/port.cc
index b9ead32b543525ae571e46b72d1ab392c2d5afda..eb63436dc8d83806e60d12aab074a5bf0094e4ee 100644
--- a/webrtc/p2p/base/port.cc
+++ b/webrtc/p2p/base/port.cc
@@ -89,10 +89,11 @@ const char RELAY_PORT_TYPE[] = "relay";
 const char UDP_PROTOCOL_NAME[] = "udp";
 const char TCP_PROTOCOL_NAME[] = "tcp";
 const char SSLTCP_PROTOCOL_NAME[] = "ssltcp";
+const char TLS_PROTOCOL_NAME[] = "tls";
 
-static const char* const PROTO_NAMES[] = { UDP_PROTOCOL_NAME,
-                                           TCP_PROTOCOL_NAME,
-                                           SSLTCP_PROTOCOL_NAME };
+static const char* const PROTO_NAMES[] = {UDP_PROTOCOL_NAME, TCP_PROTOCOL_NAME,
+                                          SSLTCP_PROTOCOL_NAME,
+                                          TLS_PROTOCOL_NAME};
 
 const char* ProtoToString(ProtocolType proto) {
   return PROTO_NAMES[proto];