[gtk+] Adwaita: Update separator toolitem styling

[Matthias Clasen <matthiasc src gnome org>]

commit 48e543fbc88e753a1a496248eaa7f83b5722de86
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Dec 8 21:43:16 2015 -0500

    Adwaita: Update separator toolitem styling
    
    Don't set a background for these, since we now draw background.

 gtk/theme/Adwaita/_common.scss           |    4 ++++
 gtk/theme/Adwaita/gtk-contained-dark.css |    4 ++++
 gtk/theme/Adwaita/gtk-contained.css      |    4 ++++
 3 files changed, 12 insertions(+), 0 deletions(-)
---
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index be3ac05..b1dacb9 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -671,6 +671,10 @@ toolbar.inline-toolbar toolbutton:backdrop {
   &:only-child > button.flat { @extend %linked:only-child; }
 }
 
+toolbar separator {
+  background: none;
+}
+
 %linked_middle {
   border-radius: 0;
   border-right-style: none;
diff --git a/gtk/theme/Adwaita/gtk-contained-dark.css b/gtk/theme/Adwaita/gtk-contained-dark.css
index 8d5acf2..36165e5 100644
--- a/gtk/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/theme/Adwaita/gtk-contained-dark.css
@@ -1111,6 +1111,10 @@ button, headerbar button.titlebutton,
     .inline-toolbar toolbutton > button:backdrop:insensitive:active > .label, .inline-toolbar toolbutton > 
button:backdrop:insensitive:checked > .label {
       color: inherit; }
 
+toolbar separator, .inline-toolbar separator, searchbar separator,
+.location-bar separator {
+  background: none; }
+
 toolbar.inline-toolbar toolbutton > button.flat, .inline-toolbar toolbutton > button.flat, 
searchbar.inline-toolbar toolbutton > button.flat,
 .inline-toolbar.location-bar toolbutton > button.flat, toolbar.inline-toolbar toolbutton > 
button.sidebar-button, .inline-toolbar toolbutton > button.sidebar-button, searchbar.inline-toolbar 
toolbutton > button.sidebar-button,
 .inline-toolbar.location-bar toolbutton > button.sidebar-button, .inline-toolbar headerbar toolbutton > 
button.titlebutton, headerbar .inline-toolbar toolbutton > button.titlebutton,
diff --git a/gtk/theme/Adwaita/gtk-contained.css b/gtk/theme/Adwaita/gtk-contained.css
index 3086945..2f602c1 100644
--- a/gtk/theme/Adwaita/gtk-contained.css
+++ b/gtk/theme/Adwaita/gtk-contained.css
@@ -1111,6 +1111,10 @@ button, headerbar button.titlebutton,
     .inline-toolbar toolbutton > button:backdrop:insensitive:active > .label, .inline-toolbar toolbutton > 
button:backdrop:insensitive:checked > .label {
       color: inherit; }
 
+toolbar separator, .inline-toolbar separator, searchbar separator,
+.location-bar separator {
+  background: none; }
+
 toolbar.inline-toolbar toolbutton > button.flat, .inline-toolbar toolbutton > button.flat, 
searchbar.inline-toolbar toolbutton > button.flat,
 .inline-toolbar.location-bar toolbutton > button.flat, toolbar.inline-toolbar toolbutton > 
button.sidebar-button, .inline-toolbar toolbutton > button.sidebar-button, searchbar.inline-toolbar 
toolbutton > button.sidebar-button,
 .inline-toolbar.location-bar toolbutton > button.sidebar-button, .inline-toolbar headerbar toolbutton > 
button.titlebutton, headerbar .inline-toolbar toolbutton > button.titlebutton,