[gnome-builder] beautifier: don't leak file path

[Matthew Leeds <mwleeds src gnome org>]

commit cd07ab3b8ea192a689e286212e7da9fb16e0d1ba
Author: Matthew Leeds <mleeds redhat com>
Date:   Mon Feb 20 17:59:13 2017 -0600

    beautifier: don't leak file path

 plugins/beautifier/gb-beautifier-process.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/plugins/beautifier/gb-beautifier-process.c b/plugins/beautifier/gb-beautifier-process.c
index 03bd264..2c16952 100644
--- a/plugins/beautifier/gb-beautifier-process.c
+++ b/plugins/beautifier/gb-beautifier-process.c
@@ -151,7 +151,7 @@ gb_beautifier_process_create_generic (GbBeautifierWorkbenchAddin *self,
                                       GError                     *error)
 {
   GSubprocess *subprocess = NULL;
-  gchar *src_path;
+  g_autofree gchar *src_path = NULL;
 
   g_assert (GB_IS_BEAUTIFIER_WORKBENCH_ADDIN (self));
   g_assert (state != NULL);