[gtk/wip/matthiasc/can-focus] Remove focusable-container tests

[Matthias Clasen <matthiasc src gnome org>]

commit 9ad63544a1648a0b24c74a025741e94ac48d772a
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Apr 8 08:01:58 2020 -0400

    Remove focusable-container tests
    
    Like the previous commit, these tests were relying
    on setting :can-focus to make an unsuspecting container
    focusable, which does not work anymore.

 testsuite/gtk/focus-chain/focusable-container.tab  |  5 ----
 .../focus-chain/focusable-container.tab-backward   |  5 ----
 testsuite/gtk/focus-chain/focusable-container.ui   | 29 ----------------------
 testsuite/gtk/meson.build                          |  3 +--
 4 files changed, 1 insertion(+), 41 deletions(-)
---
diff --git a/testsuite/gtk/meson.build b/testsuite/gtk/meson.build
index c225d7a3de..d2e4e284a4 100644
--- a/testsuite/gtk/meson.build
+++ b/testsuite/gtk/meson.build
@@ -157,14 +157,13 @@ if add_languages('cpp', required: false)
   endif
 endif
 
+
 focus_chain_tests = [
   # test     direction
   [ 'basic', 'tab' ],
   [ 'basic', 'tab-backward' ],
   [ 'basic', 'left' ],
   [ 'basic', 'right' ],
-  [ 'focusable-container', 'tab' ],
-  [ 'focusable-container', 'tab-backward' ],
   [ 'widget-factory', 'tab' ],
   [ 'widget-factory', 'tab-backward' ],
   [ 'widget-factory', 'up' ],