reftests: Fix background-area test

The test should include reset-to-defaults.css but apparently it is older
than that file. So it broke when buttons started using shadows.

diff --git a/testsuite/reftests/background-area.css b/testsuite/reftests/background-area.css
index 8c4e6112748edbee35bc0a707bd7864a78c4d6c6..93870ea8ed13e81b31ef744a080f0630cfda13a7 100644 (file)
--- a/testsuite/reftests/background-area.css
+++ b/testsuite/reftests/background-area.css
@@ -1,11 +1,4 @@
-* {
-  engine: none;
-  border-style: none;
-  border-image: none;
-  background-image: none;
-  background-clip: border-box;
-  border-radius: 0;
-}
+@import "reset-to-defaults.css";
 
 GtkWindow {
   background-color: rgb(0,255,0);