Remove dead comment.

EC point format negotiation is dead and gone.

Change-Id: If13ed7c5f31b64df2bbe90c018b2683b6371a980
Reviewed-on: https://boringssl-review.googlesource.com/7293
Reviewed-by: Adam Langley <agl@google.com>

ssl/t1_lib.c

diff --git a/ssl/t1_lib.c b/ssl/t1_lib.c
index 434286b..e5fb4a6 100644
--- a/ssl/t1_lib.c
+++ b/ssl/t1_lib.c
@@ -2368,9 +2368,6 @@
   int ret = SSL_TLSEXT_ERR_NOACK;
   int al = SSL_AD_UNRECOGNIZED_NAME;
 
-  /* The handling of the ECPointFormats extension is done elsewhere, namely in
-   * ssl3_choose_cipher in s3_lib.c. */
-
   if (ssl->ctx != NULL && ssl->ctx->tlsext_servername_callback != 0) {
     ret = ssl->ctx->tlsext_servername_callback(ssl, &al,
                                              ssl->ctx->tlsext_servername_arg);