[gnome-photos] edit-palette-row: Use g_auto*

[Umang Jain <uajain src gnome org>]

commit 18c2838eb303c19d9b27774b2340aba55779cee6
Author: Umang Jain <mailumangjain gmail com>
Date:   Sun Dec 3 11:26:40 2017 +0530

    edit-palette-row: Use g_auto*
    
    https://bugzilla.gnome.org/show_bug.cgi?id=788174

 src/photos-edit-palette-row.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/src/photos-edit-palette-row.c b/src/photos-edit-palette-row.c
index c13ee1f..62be4e5 100644
--- a/src/photos-edit-palette-row.c
+++ b/src/photos-edit-palette-row.c
@@ -56,7 +56,7 @@ photos_edit_palette_row_constructed (GObject *object)
   GtkWidget *tool_widget;
   const gchar *icon_name;
   const gchar *name;
-  gchar *name_markup;
+  g_autofree gchar *name_markup = NULL;
 
   G_OBJECT_CLASS (photos_edit_palette_row_parent_class)->constructed (object);
 
@@ -102,7 +102,6 @@ photos_edit_palette_row_constructed (GObject *object)
 
   gtk_widget_show_all (GTK_WIDGET (self));
 
-  g_free (name_markup);
   g_clear_object (&self->size_group); /* We will not need it any more */
 }