[gnome-photos] utils: Remove unused function

[Debarshi Ray <debarshir src gnome org>]

commit 050e932e246e6da81479c684dbc0ff585bf7e671
Author: Debarshi Ray <debarshir gnome org>
Date:   Tue Oct 13 19:21:50 2015 +0200

    utils: Remove unused function
    
    It has the nice side-effect of dropping our only use of the deprecated
    GSimpleAsyncResult API.
    
    Fall out from 9ed0e984055387ad5c2fd465097f4d1cf4c56ca0

 src/photos-utils.c |    8 --------
 src/photos-utils.h |    2 --
 2 files changed, 0 insertions(+), 10 deletions(-)
---
diff --git a/src/photos-utils.c b/src/photos-utils.c
index 6541b7f..99f9ef1 100644
--- a/src/photos-utils.c
+++ b/src/photos-utils.c
@@ -896,14 +896,6 @@ photos_utils_icon_from_rdf_type (const gchar *type)
 }
 
 
-gboolean
-photos_utils_queue_thumbnail_job_for_file_finish (GAsyncResult *res)
-{
-  GSimpleAsyncResult *simple = G_SIMPLE_ASYNC_RESULT (res);
-  return g_simple_async_result_get_op_res_gboolean (simple);
-}
-
-
 static void
 photos_utils_update_executed (GObject *source_object, GAsyncResult *res, gpointer user_data)
 {
diff --git a/src/photos-utils.h b/src/photos-utils.h
index 94896e4..76bb932 100644
--- a/src/photos-utils.h
+++ b/src/photos-utils.h
@@ -101,8 +101,6 @@ GList           *photos_utils_get_urns_from_paths         (GList *paths, GtkTree
 
 GIcon           *photos_utils_icon_from_rdf_type          (const gchar *type);
 
-gboolean         photos_utils_queue_thumbnail_job_for_file_finish (GAsyncResult *res);
-
 void             photos_utils_set_edited_name             (const gchar *urn, const gchar *title);
 
 void             photos_utils_set_favorite                (const gchar *urn, gboolean is_favorite);