[gnome-builder] style: add filechooser filter tweaks

[Christian Hergert <chergert src gnome org>]

commit b77870d59318846981e68d364f9e9e7d59754dde
Author: Christian Hergert <christian hergert me>
Date:   Fri Jan 15 12:46:37 2016 -0800

    style: add filechooser filter tweaks

 data/theme/shared.css |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/data/theme/shared.css b/data/theme/shared.css
index e69de29..c8478b8 100644
--- a/data/theme/shared.css
+++ b/data/theme/shared.css
@@ -0,0 +1,4 @@
+/* work around some gtk padding issue */
+filechooser actionbar button.combo {
+  padding: 0;
+}