[gtk/wip/matthiasc/opbuffer] icon theme: Avoid a string copy

[Matthias Clasen <matthiasc src gnome org>]

commit ea5096914327688056ae696156d6e7e6f19f28cc
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Oct 15 19:20:05 2019 -0400

    icon theme: Avoid a string copy
    
    GIO has gained a way to peek at a GFile
    path; lets use that.

 gtk/gtkicontheme.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)
---
diff --git a/gtk/gtkicontheme.c b/gtk/gtkicontheme.c
index ee7f7c49bb..e44b953017 100644
--- a/gtk/gtkicontheme.c
+++ b/gtk/gtkicontheme.c
@@ -3276,17 +3276,16 @@ gtk_icon_info_get_filename (GtkIconInfo *icon_info)
 gboolean
 gtk_icon_info_is_symbolic (GtkIconInfo *icon_info)
 {
-  gchar *icon_uri;
+  const char *path;
   gboolean is_symbolic;
 
   g_return_val_if_fail (GTK_IS_ICON_INFO (icon_info), FALSE);
 
-  icon_uri = NULL;
+  path = NULL;
   if (icon_info->icon_file)
-    icon_uri = g_file_get_uri (icon_info->icon_file);
+    path = g_file_peek_path (icon_info->icon_file);
 
-  is_symbolic = (icon_uri != NULL) && (icon_uri_is_symbolic (icon_uri, -1));
-  g_free (icon_uri);
+  is_symbolic = (path != NULL) && (icon_uri_is_symbolic (path, -1));
 
   return is_symbolic;
 }