Support RTCConfiguration iceTransportPolicy

third_party/WebKit/Source/modules/peerconnection/RTCConfiguration.idl

Index: third_party/WebKit/Source/modules/peerconnection/RTCConfiguration.idl
diff --git a/third_party/WebKit/Source/modules/peerconnection/RTCConfiguration.idl b/third_party/WebKit/Source/modules/peerconnection/RTCConfiguration.idl
index 58ebd35b8003e3099b4a0394def77a4767a5e84f..fbd6d52b18c384c0a962aa7d11a798ca22fd4be7 100644
--- a/third_party/WebKit/Source/modules/peerconnection/RTCConfiguration.idl
+++ b/third_party/WebKit/Source/modules/peerconnection/RTCConfiguration.idl
@@ -4,9 +4,9 @@
 
 // https://w3c.github.io/webrtc-pc/#rtcicetransportpolicy-enum
 
-// TODO(foolip): This is called RTCIceTransportPolicy in the spec, and that enum
-// does not have "none" as one of its values.
-enum RTCIceTransports {
+// TODO(foolip): The spec does not have the "none" value.
+// https://crbug.com/659134
+enum RTCIceTransportPolicy {
     "none",
     "relay",
     "all"
@@ -31,8 +31,12 @@ enum RTCRtcpMuxPolicy {
 
 dictionary RTCConfiguration {
     sequence<RTCIceServer> iceServers;
-    // TODO(foolip): |iceTransports| should be |iceTransportPolicy|.
-    RTCIceTransports iceTransports = "all";
+    // TODO(foolip): |iceTransportPolicy| default should be "all", but it is
+    // omitted to allow fallback to |iceTransports| if not specified.
+    RTCIceTransportPolicy iceTransportPolicy;
+    // TODO(foolip): |iceTransports| is not in the spec.
+    // https://crbug.com/659131
+    RTCIceTransportPolicy iceTransports;
     RTCBundlePolicy bundlePolicy = "balanced";
     // TODO(foolip): |rtcpMuxPolicy| default should be "require".
     RTCRtcpMuxPolicy rtcpMuxPolicy;