Do not register "send to" as last used app (Bug #14118)

I know this code doesn't look elegant, but it was the best
I could think of. Patches are welcome.

thunar/thunar-gio-extensions.c

@@ -559,14 +559,16 @@ thunar_g_app_info_launch (GAppInfo          *info,
   gboolean      result = FALSE;
   gchar        *new_path = NULL;
   gchar        *old_path = NULL;
-  gboolean      update_app_info = TRUE;
+  gboolean      skip_app_info_update;
 
   _thunar_return_val_if_fail (G_IS_APP_INFO (info), FALSE);
   _thunar_return_val_if_fail (working_directory == NULL || G_IS_FILE (working_directory), FALSE);
   _thunar_return_val_if_fail (path_list != NULL, FALSE);
   _thunar_return_val_if_fail (G_IS_APP_LAUNCH_CONTEXT (context), FALSE);
   _thunar_return_val_if_fail (error == NULL || *error == NULL, FALSE);
 
+  skip_app_info_update = (g_object_get_data (G_OBJECT (info), "skip-app-info-update") != NULL);
+
   /* check if we want to set the working directory of the spawned app */
   if (working_directory != NULL)
     {
@@ -590,11 +592,12 @@ thunar_g_app_info_launch (GAppInfo          *info,
     {
       for (lp = path_list; lp != NULL; lp = lp->next)
         {
+          gboolean update_app_info = !skip_app_info_update;
+
           file = thunar_file_get (lp->data, NULL);
           if (file == NULL)
             continue;
 
-          update_app_info = TRUE;
           content_type = thunar_file_get_content_type (file);
 
           /* determine default application */

thunar/thunar-launcher.c

@@ -1772,6 +1772,7 @@ G_GNUC_BEGIN_IGNORE_DEPRECATIONS
           /* allocate a new action for the device */
           action = gtk_action_new (name, device_name, tooltip, NULL);
           g_object_set_qdata_full (G_OBJECT (action), thunar_launcher_handler_quark, lp->data, g_object_unref);
+          g_object_set_data (G_OBJECT (lp->data), "skip-app-info-update", GUINT_TO_POINTER (1));
           g_signal_connect (G_OBJECT (action), "activate", G_CALLBACK (thunar_launcher_action_sendto_device), launcher);
           gtk_action_group_add_action (launcher->action_group, action);
           gtk_ui_manager_add_ui (launcher->ui_manager, launcher->ui_addons_merge_id,
@@ -1829,6 +1830,7 @@ G_GNUC_BEGIN_IGNORE_DEPRECATIONS
               action = gtk_action_new (name, label, tooltip, NULL);
               gtk_action_set_gicon (action, g_app_info_get_icon (lp->data));
               g_object_set_qdata_full (G_OBJECT (action), thunar_launcher_handler_quark, lp->data, g_object_unref);
+              g_object_set_data (G_OBJECT (lp->data), "skip-app-info-update", GUINT_TO_POINTER (1));
               g_signal_connect (G_OBJECT (action), "activate", G_CALLBACK (thunar_launcher_action_open), launcher);
               gtk_action_group_add_action (launcher->action_group, action);
               gtk_ui_manager_add_ui (launcher->ui_manager, launcher->ui_addons_merge_id,