[gnome-themes-standard] adwaita: use border-image-source for the tab gradient

[Cosimo Cecchi <cosimoc src gnome org>]

commit 34e1d166fadd2f14aa0f711d569f68b17d2f6f48
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Tue Oct 2 20:30:20 2012 -0400

    adwaita: use border-image-source for the tab gradient
    
    Following the same logic of the previous commit.
    This also entirely removes custom style properties from the theming
    engine.

 src/adwaita_engine.c                   |    7 +------
 themes/Adwaita/gtk-3.0/gtk-widgets.css |   17 ++++++++---------
 2 files changed, 9 insertions(+), 15 deletions(-)
---
diff --git a/src/adwaita_engine.c b/src/adwaita_engine.c
index 39534ae..38f3124 100644
--- a/src/adwaita_engine.c
+++ b/src/adwaita_engine.c
@@ -231,7 +231,7 @@ render_notebook_extension (GtkThemingEngine *engine,
   gtk_theming_engine_get_background_color (engine, state, &background_color);
   gtk_theming_engine_get_border_color (engine, state, &border_color);
   gtk_theming_engine_get (engine, state,
-                          "-adwaita-border-gradient", &pattern,
+                          "border-image-source", &pattern,
                           NULL);
 
   is_active = (state & GTK_STATE_FLAG_ACTIVE);
@@ -409,11 +409,6 @@ adwaita_engine_class_init (AdwaitaEngineClass *klass)
   engine_class->render_focus = adwaita_engine_render_focus;
   engine_class->render_extension = adwaita_engine_render_extension;
   engine_class->render_expander = adwaita_engine_render_expander;
-  gtk_theming_engine_register_property (ADWAITA_NAMESPACE, NULL,
-                                        g_param_spec_boxed ("border-gradient",
-                                                            "Border gradient",
-                                                            "Border gradient",
-                                                            CAIRO_GOBJECT_TYPE_PATTERN, 0));
 }
 
 static void
diff --git a/themes/Adwaita/gtk-3.0/gtk-widgets.css b/themes/Adwaita/gtk-3.0/gtk-widgets.css
index 974401a..d6c3779 100644
--- a/themes/Adwaita/gtk-3.0/gtk-widgets.css
+++ b/themes/Adwaita/gtk-3.0/gtk-widgets.css
@@ -1646,10 +1646,10 @@ GtkLinkButton.button *:active {
 }
 
 .notebook tab:active {
-    -adwaita-border-gradient: -gtk-gradient (linear,
-                                             left top, left bottom,
-                                             from (@notebook_active_tab_border),
-                                             to (@borders));
+    border-image-source: -gtk-gradient (linear,
+                                        left top, left bottom,
+                                        from (@notebook_active_tab_border),
+                                        to (@borders));
 
     background-image: linear-gradient(to bottom,
                                       @notebook_selected_tab_color,
@@ -1670,11 +1670,10 @@ GtkLinkButton.button *:active {
     background-color:  @theme_unfocused_base_color;
     border-color: @unfocused_borders;
     /* FIXME - should be possible to set it to none and use border color */
-    -adwaita-border-gradient: -gtk-gradient (linear, 
-                                             left top, left bottom,
-                                             from (@unfocused_borders),
-                                             to (@unfocused_borders));
-    -adwaita-selected-tab-color: @unfocused_borders;
+    border-image-source: -gtk-gradient (linear,
+                                        left top, left bottom,
+                                        from (@unfocused_borders),
+                                        to (@unfocused_borders));
 }
 
 .notebook tab.top {