Revert of Add disabled certificate check support to IceServer PeerConnection API.

webrtc/p2p/base/portallocator.h

Index: webrtc/p2p/base/portallocator.h
diff --git a/webrtc/p2p/base/portallocator.h b/webrtc/p2p/base/portallocator.h
index 51474297f77d1726cb1333dbceca8f3c361377d1..93de0e141f3960ee17d8c5305cf7907d7897e4e8 100644
--- a/webrtc/p2p/base/portallocator.h
+++ b/webrtc/p2p/base/portallocator.h
@@ -95,17 +95,6 @@
   CF_ALL = 0x7,
 };
 
-// TLS certificate policy.
-enum class TlsCertPolicy {
-  // For TLS based protocols, ensure the connection is secure by not
-  // circumventing certificate validation.
-  TLS_CERT_POLICY_SECURE,
-  // For TLS based protocols, disregard security completely by skipping
-  // certificate validation. This is insecure and should never be used unless
-  // security is irrelevant in that particular context.
-  TLS_CERT_POLICY_INSECURE_NO_CHECK,
-};
-
 // TODO(deadbeef): Rename to TurnCredentials (and username to ufrag).
 struct RelayCredentials {
   RelayCredentials() {}
@@ -158,7 +147,6 @@
   PortList ports;
   RelayCredentials credentials;
   int priority = 0;
-  TlsCertPolicy tls_cert_policy = TlsCertPolicy::TLS_CERT_POLICY_SECURE;
 };
 
 class PortAllocatorSession : public sigslot::has_slots<> {