[gtk+] Remove entry-progress-coloring reftest

[Matthias Clasen <matthiasc src gnome org>]

commit d400ecca1434bd0cbeeb285fdb51a26563ae40f3
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Jan 30 11:32:06 2016 -0500

    Remove entry-progress-coloring reftest
    
    We don't recolor text over progress anymore, so this
    tests a no longer existing feature.

 testsuite/reftests/Makefile.am                    |    3 -
 testsuite/reftests/entry-progress-coloring.css    |   20 ----
 testsuite/reftests/entry-progress-coloring.ref.ui |  113 ---------------------
 testsuite/reftests/entry-progress-coloring.ui     |   76 --------------
 4 files changed, 0 insertions(+), 212 deletions(-)
---
diff --git a/testsuite/reftests/Makefile.am b/testsuite/reftests/Makefile.am
index 7b78008..44d5c55 100644
--- a/testsuite/reftests/Makefile.am
+++ b/testsuite/reftests/Makefile.am
@@ -222,9 +222,6 @@ testdata = \
        css-multi-state.css \
        css-multi-state.ref.ui \
        css-multi-state.ui \
-       entry-progress-coloring.css \
-       entry-progress-coloring.ref.ui \
-       entry-progress-coloring.ui \
        fixed-widget-stacking.ref.ui \
        fixed-widget-stacking.ui \
        flipping-icons.ref.ui \