[gtk+] Adwaita: add transition to non flat popover buttons.

[Lapo Calamandrei <lapo src gnome org>]

commit e7a3dceb5755d8efa3382eb2c282d61c7735c392
Author: Lapo Calamandrei <calamandrei gmail com>
Date:   Thu Jul 3 09:31:51 2014 +0200

    Adwaita: add transition to non flat popover buttons.

 gtk/resources/theme/Adwaita/_common.scss           |    4 ++--
 gtk/resources/theme/Adwaita/gtk-contained-dark.css |    4 ++--
 gtk/resources/theme/Adwaita/gtk-contained.css      |    4 ++--
 3 files changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/gtk/resources/theme/Adwaita/_common.scss b/gtk/resources/theme/Adwaita/_common.scss
index 7be7a67..97d8a8a 100644
--- a/gtk/resources/theme/Adwaita/_common.scss
+++ b/gtk/resources/theme/Adwaita/_common.scss
@@ -844,8 +844,8 @@ column-header {
     icon-shadow: none;
     border: 0;
   }
-  .button,
-  .button:hover {
+  .button.flat,
+  .button.flat:hover {
     text-shadow: none;
     transition: none;
   }
diff --git a/gtk/resources/theme/Adwaita/gtk-contained-dark.css 
b/gtk/resources/theme/Adwaita/gtk-contained-dark.css
index 503441a..554f059 100644
--- a/gtk/resources/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/resources/theme/Adwaita/gtk-contained-dark.css
@@ -1046,8 +1046,8 @@ column-header .button, column-header .button:hover, column-header .button:active
     background-color: transparent;
     icon-shadow: none;
     border: 0; }
-  .popover .button,
-  .popover .button:hover {
+  .popover .button.flat,
+  .popover .button.flat:hover {
     text-shadow: none;
     transition: none; }
   .popover.osd {
diff --git a/gtk/resources/theme/Adwaita/gtk-contained.css b/gtk/resources/theme/Adwaita/gtk-contained.css
index 16a9217..9e65ccc 100644
--- a/gtk/resources/theme/Adwaita/gtk-contained.css
+++ b/gtk/resources/theme/Adwaita/gtk-contained.css
@@ -1046,8 +1046,8 @@ column-header .button, column-header .button:hover, column-header .button:active
     background-color: transparent;
     icon-shadow: none;
     border: 0; }
-  .popover .button,
-  .popover .button:hover {
+  .popover .button.flat,
+  .popover .button.flat:hover {
     text-shadow: none;
     transition: none; }
   .popover.osd {