[gnome-builder] glade: tweak for Adwaita-dark to match editor style

[Christian Hergert <chergert src gnome org>]

commit 5dc58ec8d562fe569a341ffb8581d0f8ba0662ec
Author: Christian Hergert <chergert redhat com>
Date:   Sun Oct 21 18:46:30 2018 -0700

    glade: tweak for Adwaita-dark to match editor style

 src/plugins/glade/themes/Adwaita-dark.css | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)
---
diff --git a/src/plugins/glade/themes/Adwaita-dark.css b/src/plugins/glade/themes/Adwaita-dark.css
index d07260036..87f288f85 100644
--- a/src/plugins/glade/themes/Adwaita-dark.css
+++ b/src/plugins/glade/themes/Adwaita-dark.css
@@ -2,8 +2,11 @@
 
 /* Draw our grid over the glade background pattern */
 gbpgladeview viewport {
-  background-color: #232729;
+  background-color: #1c1f20;
   background-size: 8px 8px;
-  background-image: repeating-linear-gradient(0deg, #2e2e2e, #2e2e2e 1px, transparent 1px, transparent 8px),
-                    repeating-linear-gradient(-90deg, #2e2e2e, #2e2e2e 1px, transparent 1px, transparent 
8px);
+  background-image: repeating-linear-gradient(0deg, #212527, #212527 1px, transparent 1px, transparent 8px),
+                    repeating-linear-gradient(-90deg, #212527, #212527 1px, transparent 1px, transparent 
8px);
+}
+.glade-chooser {
+  background-color: #1c1f20;
 }