[gnome-builder] xml-pack: track ownership of completion context

[Christian Hergert <chergert src gnome org>]

commit a23bf80c6885dcbd2e130728bc6134284760c595
Author: Christian Hergert <chergert redhat com>
Date:   Fri Jan 12 19:49:13 2018 -0800

    xml-pack: track ownership of completion context

 src/plugins/xml-pack/ide-xml-completion-provider.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/plugins/xml-pack/ide-xml-completion-provider.c 
b/src/plugins/xml-pack/ide-xml-completion-provider.c
index b2b45eeab..166cb3571 100644
--- a/src/plugins/xml-pack/ide-xml-completion-provider.c
+++ b/src/plugins/xml-pack/ide-xml-completion-provider.c
@@ -101,6 +101,7 @@ populate_state_free (PopulateState *state)
   g_assert (state != NULL);
 
   g_clear_object (&state->self);
+  g_clear_object (&state->completion_context);
   g_clear_object (&state->ifile);
   g_clear_object (&state->buffer);
   g_clear_object (&state->cancellable);
@@ -1038,12 +1039,11 @@ ide_xml_completion_provider_populate (GtkSourceCompletionProvider *self,
 
   gtk_source_completion_context_get_iter (completion_context, &iter);
 
-  state = g_slice_new0 (PopulateState);
-
   buffer = IDE_BUFFER (gtk_text_iter_get_buffer (&iter));
 
+  state = g_slice_new0 (PopulateState);
   state->self = g_object_ref (IDE_XML_COMPLETION_PROVIDER (self));
-  state->completion_context = completion_context;
+  state->completion_context = g_object_ref (completion_context);
   state->cancellable = g_cancellable_new ();
   state->buffer = g_object_ref (buffer);
   state->ifile = g_object_ref (ide_buffer_get_file (buffer));