[folks] Fall back to using a display ID if no Personas have an alias

[Philip Withnall <pwithnall src gnome org>]

commit b82218b4c387d83b87b882aace8c79f84670b235
Author: Philip Withnall <philip withnall collabora co uk>
Date:   Wed Aug 25 16:01:11 2010 +0100

    Fall back to using a display ID if no Personas have an alias
    
    This is prettier than falling back to a UID. Closes: bgo#626410

 folks/individual.vala |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)
---
diff --git a/folks/individual.vala b/folks/individual.vala
index 9ef912e..b5d7099 100644
--- a/folks/individual.vala
+++ b/folks/individual.vala
@@ -510,11 +510,12 @@ public class Folks.Individual : Object,
 
       if (alias == null)
         {
-          /* We have to pick a UID, since none of the personas have an alias
-           * available. Pick the UID from the first persona in the list. */
-          alias = this._persona_list.data.uid;
-          debug ("No aliases available for individual; using UID instead: %s",
-                   alias);
+          /* We have to pick a display ID, since none of the personas have an
+           * alias available. Pick the display ID from the first persona in the
+           * list. */
+          alias = this._persona_list.data.display_id;
+          debug ("No aliases available for individual; using display ID " +
+              "instead: %s", alias);
         }
 
       /* only notify if the value has changed */