[gtk+] Remove -gtk-gradient from css parser tests

[Matthias Clasen <matthiasc src gnome org>]

commit b1f2e3b5819b6206d05f1f1388cb8a78f2b80629
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Dec 10 20:40:48 2016 -0500

    Remove -gtk-gradient from css parser tests
    
    It is not supported anymore.

 testsuite/css/parser/background-image.css     |   12 ------------
 testsuite/css/parser/background-image.ref.css |   12 ------------
 2 files changed, 0 insertions(+), 24 deletions(-)
---
diff --git a/testsuite/css/parser/background-image.css b/testsuite/css/parser/background-image.css
index f44b6e9..34086aa 100644
--- a/testsuite/css/parser/background-image.css
+++ b/testsuite/css/parser/background-image.css
@@ -74,15 +74,3 @@ r {
 s {
   background-image: -gtk-scaled(-gtk-icontheme("object-select-symbolic"),linear-gradient(yellow, blue));
 }
-
-t {
-  background-image: -gtk-gradient(linear, left top, 0 1, from(red), to(green));
-}
-
-u {
-  background-image: -gtk-gradient(linear, center center, 0.2 bottom, color-stop(0, rgb(0,0,0)), 
color-stop(0.5, rgb(128,128,128)), color-stop(1, rgb(255,255,255)));
-}
-
-v {
-  background-image: -gtk-gradient(radial, left top, 0.1, 0 1, 0.3, color-stop(0, black), color-stop(1, 
blue));
-}
diff --git a/testsuite/css/parser/background-image.ref.css b/testsuite/css/parser/background-image.ref.css
index 9be98ec..596a55f 100644
--- a/testsuite/css/parser/background-image.ref.css
+++ b/testsuite/css/parser/background-image.ref.css
@@ -73,15 +73,3 @@ r {
 s {
   background-image: -gtk-scaled(-gtk-icontheme("object-select-symbolic"),linear-gradient(rgb(255,255,0), 
rgb(0,0,255)));
 }
-
-t {
-  background-image: -gtk-gradient (linear, left top, left bottom, from (rgb(255,0,0)), to (rgb(0,128,0)));
-}
-
-u {
-  background-image: -gtk-gradient (linear, center center, 0.20000000000000001 bottom, from (rgb(0,0,0)), 
color-stop (0.5, rgb(128,128,128)), to (rgb(255,255,255)));
-}
-
-v {
-  background-image: -gtk-gradient (radial, left top, 0.10000000000000001, left bottom, 0.29999999999999999, 
from (rgb(0,0,0)), to (rgb(0,0,255)));
-}