[gtk+] reftests: Remove test

[Benjamin Otte <otte src gnome org>]

commit b7f32ed45118bbe04d7e2748984d2f9359c204f1
Author: Benjamin Otte <otte redhat com>
Date:   Mon Jan 18 02:32:19 2016 +0100

    reftests: Remove test
    
    We no longer match subtypes, so remove the test for it.

 testsuite/reftests/Makefile.am              |    3 ---
 testsuite/reftests/css-match-subtype.css    |   13 -------------
 testsuite/reftests/css-match-subtype.ref.ui |   15 ---------------
 testsuite/reftests/css-match-subtype.ui     |   14 --------------
 4 files changed, 0 insertions(+), 45 deletions(-)
---
diff --git a/testsuite/reftests/Makefile.am b/testsuite/reftests/Makefile.am
index fd49b5f..d98e67a 100644
--- a/testsuite/reftests/Makefile.am
+++ b/testsuite/reftests/Makefile.am
@@ -216,9 +216,6 @@ testdata = \
        css-match-siblings.css \
        css-match-siblings.ref.ui \
        css-match-siblings.ui \
-       css-match-subtype.css \
-       css-match-subtype.ref.ui \
-       css-match-subtype.ui \
        css-match-type.css \
        css-match-type.ref.ui \
        css-match-type.ui \