[gnome-builder] project-tree: remove unused variable

[Christian Hergert <chergert src gnome org>]

commit fd0be641b458ca9a5f909ade6a0b54ecab7538d3
Author: Christian Hergert <christian hergert me>
Date:   Tue Sep 1 00:48:29 2015 -0700

    project-tree: remove unused variable

 src/project-tree/gb-project-tree-actions.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/src/project-tree/gb-project-tree-actions.c b/src/project-tree/gb-project-tree-actions.c
index 1d57cde..1a8ee78 100644
--- a/src/project-tree/gb-project-tree-actions.c
+++ b/src/project-tree/gb-project-tree-actions.c
@@ -844,7 +844,6 @@ gb_project_tree_actions_init (GbProjectTree *self)
   g_autoptr(GSettings) settings = NULL;
   g_autoptr(GSettings) tree_settings = NULL;
   g_autoptr(GSimpleActionGroup) actions = NULL;
-  g_autoptr(GVariant) show_ignored_files = NULL;
   GAction *action;
 
   actions = g_simple_action_group_new ();