[gnome-control-center/applications-fallback-app-icon] applications: Use "application-x-executable" when app has no icon

[Felipe Borges <felipeborges src gnome org>]

commit ba2e7b58a647ced9743a6b152107269d0a687e69
Author: Felipe Borges <felipeborges gnome org>
Date:   Fri Nov 15 14:05:58 2019 +0100

    applications: Use "application-x-executable" when app has no icon

 panels/applications/cc-applications-row.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
---
diff --git a/panels/applications/cc-applications-row.c b/panels/applications/cc-applications-row.c
index 02a5208f9..08516ac62 100644
--- a/panels/applications/cc-applications-row.c
+++ b/panels/applications/cc-applications-row.c
@@ -75,6 +75,7 @@ cc_applications_row_new (GAppInfo *info)
 {
   CcApplicationsRow *self;
   g_autofree gchar *key = NULL;
+  GIcon *icon;
 
   self = g_object_new (CC_TYPE_APPLICATIONS_ROW, NULL);
 
@@ -83,7 +84,12 @@ cc_applications_row_new (GAppInfo *info)
   key = g_utf8_casefold (g_app_info_get_display_name (info), -1);
   self->sortkey = g_utf8_collate_key (key, -1);
 
-  gtk_image_set_from_gicon (GTK_IMAGE (self->image), g_app_info_get_icon (info), GTK_ICON_SIZE_BUTTON);
+  icon = g_app_info_get_icon (info);
+  if (icon != NULL)
+    gtk_image_set_from_gicon (GTK_IMAGE (self->image), g_app_info_get_icon (info), GTK_ICON_SIZE_BUTTON);
+  else
+    gtk_image_set_from_icon_name (GTK_IMAGE (self->image), "application-x-executable", GTK_ICON_SIZE_BUTTON);
+
   gtk_label_set_label (GTK_LABEL (self->label), g_app_info_get_display_name (info));
 
   return self;