[folks] libsocialweb: make gender_string lowercase before comparing with "male" and "female"

[Alban Crequy <albanc src gnome org>]

commit e52ccc3b474ce5a7cf6d9e35ef4a047d14d1c409
Author: Alban Crequy <alban crequy collabora co uk>
Date:   Mon Mar 28 11:39:56 2011 +0100

    libsocialweb: make gender_string lowercase before comparing with "male" and "female"

 backends/libsocialweb/lib/swf-persona.vala |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/backends/libsocialweb/lib/swf-persona.vala b/backends/libsocialweb/lib/swf-persona.vala
index f457446..410aa90 100644
--- a/backends/libsocialweb/lib/swf-persona.vala
+++ b/backends/libsocialweb/lib/swf-persona.vala
@@ -215,9 +215,9 @@ public class Swf.Persona : Folks.Persona,
 
       var gender_string = contact.get_value ("x-gender");
       Gender gender;
-      if (gender_string == "male")
+      if (gender_string != null && gender_string.down() == "male")
         gender = Gender.MALE;
-      else if (gender_string == "female")
+      else if (gender_string != null && gender_string.down() == "female")
         gender = Gender.FEMALE;
       else
         gender = Gender.UNSPECIFIED;