[sysprof] libyssprof-ui: add styling for profiler menu button

[Christian Hergert <chergert src gnome org>]

commit aad5397a4547aa33f894dc1def5083e9a3b8c207
Author: Christian Hergert <chergert redhat com>
Date:   Fri May 17 09:15:28 2019 -0700

    libyssprof-ui: add styling for profiler menu button
    
    This improves things the styling a bit to match the other suggested-action
    colors in the Record button.

 src/libsysprof-ui/ui/sysprof-profiler-menu-button.ui | 3 +++
 src/sysprof/theme/Adwaita-shared.css                 | 6 ++++++
 2 files changed, 9 insertions(+)
---
diff --git a/src/libsysprof-ui/ui/sysprof-profiler-menu-button.ui 
b/src/libsysprof-ui/ui/sysprof-profiler-menu-button.ui
index 17fdaba..2f3df83 100644
--- a/src/libsysprof-ui/ui/sysprof-profiler-menu-button.ui
+++ b/src/libsysprof-ui/ui/sysprof-profiler-menu-button.ui
@@ -2,6 +2,9 @@
 <interface>
   <template class="SysprofProfilerMenuButton" parent="GtkMenuButton">
     <property name="popover">popover</property>
+    <style>
+      <class name="sysprofprofilermenubutton"/>
+    </style>
     <child>
       <object class="GtkImage">
         <property name="icon-name">pan-down-symbolic</property>
diff --git a/src/sysprof/theme/Adwaita-shared.css b/src/sysprof/theme/Adwaita-shared.css
index 80c4f01..92c457b 100644
--- a/src/sysprof/theme/Adwaita-shared.css
+++ b/src/sysprof/theme/Adwaita-shared.css
@@ -10,3 +10,9 @@ window.development-version headerbar {
 window.development-version headerbar box label {
   color: @theme_fg_color;
 }
+
+button.sysprofprofilermenubutton.popup.suggested-action:checked {
+  background: shade(@theme_selected_bg_color,0.9);
+  border: 1px solid shade(@theme_selected_bg_color, 0.8);
+  color: alpha(@theme_selected_fg_color,0.9);
+}