Split Sound & notification settings.

Bug: 25860852
Change-Id: If88daf6fd50b5abf86fb86f3590361f0118172a1
diff --git a/src/com/android/settings/Settings.java b/src/com/android/settings/Settings.java
index 46d24ae..4380d1e 100644
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -105,7 +105,8 @@
     public static class ZenModeEventRuleSettingsActivity extends SettingsActivity { /* empty */ }
     public static class ZenModeExternalRuleSettingsActivity extends SettingsActivity { /* empty */ }
     public static class ZenModeVisualInterruptionSettingsActivity extends SettingsActivity { /* empty */}
-    public static class NotificationSettingsActivity extends SettingsActivity { /* empty */ }
+    public static class SoundSettingsActivity extends SettingsActivity { /* empty */ }
+    public static class ConfigureNotificationSettingsActivity extends SettingsActivity { /* empty */ }
     public static class NotificationAppListActivity extends SettingsActivity { /* empty */ }
     public static class AppNotificationSettingsActivity extends SettingsActivity { /* empty */ }
     public static class OtherSoundSettingsActivity extends SettingsActivity { /* empty */ }