[gnome-calendar/calendar-editor] source-dialog: initialize the icon name

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit a6b77da3149a874d2d280aaf6b61e05ecc35e3fd
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Fri May 1 11:50:53 2015 -0300

    source-dialog: initialize the icon name
    
    Avoids some compiler warnings.

 src/gcal-source-dialog.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gcal-source-dialog.c b/src/gcal-source-dialog.c
index 2be39ef..78f7ba5 100644
--- a/src/gcal-source-dialog.c
+++ b/src/gcal-source-dialog.c
@@ -1967,7 +1967,7 @@ add_goa_account (GcalSourceDialog *dialog,
   GtkWidget *enabled_label;
   GtkWidget *row;
   GtkWidget *icon;
-  gchar *icon_name;
+  gchar *icon_name = "goa";
 
   if (type == GCAL_ACCOUNT_TYPE_NOT_SUPPORTED)
     return;