Refactor "secure bool" into explicit PROTO_TLS.

BUG=none

Review-Url: https://codereview.webrtc.org/2568833002
Cr-Commit-Position: refs/heads/master@{#15572}

webrtc/api/peerconnectionfactory_unittest.cc

diff --git a/webrtc/api/peerconnectionfactory_unittest.cc b/webrtc/api/peerconnectionfactory_unittest.cc
index 9cd74ce..8b5b335 100644
--- a/webrtc/api/peerconnectionfactory_unittest.cc
+++ b/webrtc/api/peerconnectionfactory_unittest.cc
@@ -181,10 +181,10 @@
   VerifyStunServers(stun_servers);
   std::vector<cricket::RelayServerConfig> turn_servers;
   cricket::RelayServerConfig turn1("test.com", 1234, "test@hello.com",
-                                   kTurnPassword, cricket::PROTO_UDP, false);
+                                   kTurnPassword, cricket::PROTO_UDP);
   turn_servers.push_back(turn1);
   cricket::RelayServerConfig turn2("hello.com", kDefaultStunPort, "test",
-                                   kTurnPassword, cricket::PROTO_TCP, false);
+                                   kTurnPassword, cricket::PROTO_TCP);
   turn_servers.push_back(turn2);
   VerifyTurnServers(turn_servers);
 }
@@ -211,10 +211,10 @@
   VerifyStunServers(stun_servers);
   std::vector<cricket::RelayServerConfig> turn_servers;
   cricket::RelayServerConfig turn1("test.com", 1234, "test@hello.com",
-                                   kTurnPassword, cricket::PROTO_UDP, false);
+                                   kTurnPassword, cricket::PROTO_UDP);
   turn_servers.push_back(turn1);
   cricket::RelayServerConfig turn2("hello.com", kDefaultStunPort, "test",
-                                   kTurnPassword, cricket::PROTO_TCP, false);
+                                   kTurnPassword, cricket::PROTO_TCP);
   turn_servers.push_back(turn2);
   VerifyTurnServers(turn_servers);
 }
@@ -236,7 +236,7 @@
   ASSERT_TRUE(pc.get() != NULL);
   std::vector<cricket::RelayServerConfig> turn_servers;
   cricket::RelayServerConfig turn("test.com", 1234, kTurnUsername,
-                                  kTurnPassword, cricket::PROTO_UDP, false);
+                                  kTurnPassword, cricket::PROTO_UDP);
   turn_servers.push_back(turn);
   VerifyTurnServers(turn_servers);
 }
@@ -257,7 +257,7 @@
   ASSERT_TRUE(pc.get() != NULL);
   std::vector<cricket::RelayServerConfig> turn_servers;
   cricket::RelayServerConfig turn("hello.com", kDefaultStunPort, "test",
-                                  kTurnPassword, cricket::PROTO_TCP, false);
+                                  kTurnPassword, cricket::PROTO_TCP);
   turn_servers.push_back(turn);
   VerifyTurnServers(turn_servers);
 }
@@ -282,15 +282,15 @@
   ASSERT_TRUE(pc.get() != NULL);
   std::vector<cricket::RelayServerConfig> turn_servers;
   cricket::RelayServerConfig turn1("hello.com", kDefaultStunTlsPort, "test",
-                                   kTurnPassword, cricket::PROTO_TCP, true);
+                                   kTurnPassword, cricket::PROTO_TLS);
   turn_servers.push_back(turn1);
   // TURNS with transport param should be default to tcp.
   cricket::RelayServerConfig turn2("hello.com", 443, "test_no_transport",
-                                   kTurnPassword, cricket::PROTO_TCP, true);
+                                   kTurnPassword, cricket::PROTO_TLS);
   turn_servers.push_back(turn2);
   cricket::RelayServerConfig turn3("hello.com", kDefaultStunTlsPort,
                                    "test_no_transport", kTurnPassword,
-                                   cricket::PROTO_TCP, true);
+                                   cricket::PROTO_TLS);
   turn_servers.push_back(turn3);
   VerifyTurnServers(turn_servers);
 }
@@ -328,7 +328,7 @@
 
   std::vector<cricket::RelayServerConfig> turn_servers;
   cricket::RelayServerConfig turn1("2401:fa00:4::", 1234, "test", kTurnPassword,
-                                   cricket::PROTO_UDP, false);
+                                   cricket::PROTO_UDP);
   turn_servers.push_back(turn1);
   VerifyTurnServers(turn_servers);
 }