[empathy] tls: Cast argument to gcr_simple_certificate_new to avoid compiler warning

[Colin Walters <walters src gnome org>]

commit 84d946f81001605bc6608e8a0ad5a19eaa88136c
Author: Colin Walters <walters verbum org>
Date:   Thu Nov 3 22:58:46 2011 -0400

    tls: Cast argument to gcr_simple_certificate_new to avoid compiler warning
    
    Gcr correctly treats these as unsigned.

 libempathy/empathy-tls-verifier.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libempathy/empathy-tls-verifier.c b/libempathy/empathy-tls-verifier.c
index 265f348..c22eaf0 100644
--- a/libempathy/empathy-tls-verifier.c
+++ b/libempathy/empathy-tls-verifier.c
@@ -526,7 +526,7 @@ empathy_tls_verifier_verify_async (EmpathyTLSVerifier *self,
   chain = gcr_certificate_chain_new ();
   for (idx = 0; idx < cert_data->len; ++idx) {
     data = g_ptr_array_index (cert_data, idx);
-    cert = gcr_simple_certificate_new (data->data, data->len);
+    cert = gcr_simple_certificate_new ((guchar*)data->data, data->len);
     gcr_certificate_chain_add (chain, cert);
     g_object_unref (cert);
   }