[2/2] OmniGears: custom button light

Change-Id: Ie296d6dbce34e73c6de5a806b297f46bed42285d
diff --git a/res/xml/button_settings.xml b/res/xml/button_settings.xml
index 3944d82..10c0b58 100644
--- a/res/xml/button_settings.xml
+++ b/res/xml/button_settings.xml
@@ -50,6 +50,13 @@
             android:summary="@string/hardware_keys_disable_summary"
             android:persistent="false"
             android:dependency="navigation_bar_show"/>
+        <Preference
+            android:key="button_brightness"
+            android:title="@string/button_backlight_title"
+            android:summary="@string/button_backlight_summary"
+            android:persistent="false"
+            android:fragment="org.omnirom.omnigears.ButtonBrightnessSettings" />
+
     </PreferenceCategory>
 
     <PreferenceCategory