[gedit-code-assistance] diagnostics: set the icon using the icon name

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 1d76e5d50c0dab1c9a3339f367dedaecf362b976
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Mon Jun 29 23:20:26 2015 +0200

    diagnostics: set the icon using the icon name
    
    Like this the proper theme is used.

 src/gca-diagnostics.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gca-diagnostics.vala b/src/gca-diagnostics.vala
index 8145684..7b3d28c 100644
--- a/src/gca-diagnostics.vala
+++ b/src/gca-diagnostics.vala
@@ -271,7 +271,7 @@ class Diagnostics : Object
                {
                        var attr = new Gtk.SourceMarkAttributes();
 
-                       attr.set_gicon(new ThemedIcon.with_default_fallbacks(icon_name_for_severity(sev)));
+                       attr.set_icon_name(icon_name_for_severity(sev));
                        attr.query_tooltip_markup.connect(on_diagnostic_tooltip);
 
                        d_view.view.set_mark_attributes(mark_category_for_severity(sev), attr, 0);