[gtk+] reftests: Fix some more easy GtkButton shadow cases

[Jasper St. Pierre <jstpierre src gnome org>]

commit 845f29ccf5e381cb2b7ab6fd3e9bdcdc5017c583
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Thu May 22 11:45:52 2014 -0400

    reftests: Fix some more easy GtkButton shadow cases

 testsuite/reftests/background-repeat.css     |   12 +-----------
 testsuite/reftests/box-shadow-spec-inset.css |   10 +---------
 2 files changed, 2 insertions(+), 20 deletions(-)
---
diff --git a/testsuite/reftests/background-repeat.css b/testsuite/reftests/background-repeat.css
index d7165e1..4ae3bf9 100644
--- a/testsuite/reftests/background-repeat.css
+++ b/testsuite/reftests/background-repeat.css
@@ -1,14 +1,4 @@
-* {
-  engine: none;
-  background-image: none;
-  padding: 0;
-  border-radius: 0;
-  border-width: 0;
-  border-style: none;
-  border-image: none;
-  border-image-width: 0;
-  background-color: rgba(0,0,0,0);
-}
+ import "reset-to-defaults.css";
 
 #no-repeat {
   background-image: url("border-image-ball-red.png");
diff --git a/testsuite/reftests/box-shadow-spec-inset.css b/testsuite/reftests/box-shadow-spec-inset.css
index b76cc00..a7f5e7b 100644
--- a/testsuite/reftests/box-shadow-spec-inset.css
+++ b/testsuite/reftests/box-shadow-spec-inset.css
@@ -1,12 +1,4 @@
-GtkButton {
-  engine: none;
-  border-radius: 0;
-  background-image: none;
-  border-image: none;
-  border-style: none;
-  background-color: rgba(0, 0, 0, 0);
-  border-width: 0;
-}
+ import "reset-to-defaults.css";
 
 .row1, .row2, .row3 {
   /*border:5px solid blue;*/