net: only False Start with forward secret servers.

net/third_party/nss/ssl/ssl3ext.c

Index: net/third_party/nss/ssl/ssl3ext.c
diff --git a/net/third_party/nss/ssl/ssl3ext.c b/net/third_party/nss/ssl/ssl3ext.c
index 4e043b81af82937fefad38876d1f46bfb7f80635..6d5866bd95c8d6fd9042f8c003008170722d3071 100644
--- a/net/third_party/nss/ssl/ssl3ext.c
+++ b/net/third_party/nss/ssl/ssl3ext.c
@@ -569,6 +569,10 @@ ssl3_ServerHandleNextProtoNegoXtn(sslSocket * ss, PRUint16 ex_type, SECItem *dat
 
     ss->xtnData.negotiated[ss->xtnData.numNegotiated++] = ex_type;
 
+    /* TODO: server side NPN support would require calling
+     * ssl3_RegisterServerHelloExtensionSender here in order to echo the
+     * extension back to the client. */
+
     return SECSuccess;
 }