Settings: Move downtime to new automation sub-settings page.

Bug: 20064962
Change-Id: I6238439bbd679c143fc986743a65ed64057f2755

src/com/android/settings/notification/ZenModeSettingsBase.java

@@ -17,6 +17,7 @@
 package com.android.settings.notification;
 
 import android.app.INotificationManager;
+import android.app.NotificationManager;
 import android.content.Context;
 import android.database.ContentObserver;
 import android.net.Uri;
@@ -83,6 +84,11 @@ abstract public class ZenModeSettingsBase extends SettingsPreferenceFragment {
         }
     }
 
+    protected static boolean isDowntimeSupported(Context context) {
+        return NotificationManager.from(context)
+                .isSystemConditionProviderEnabled(ZenModeConfig.DOWNTIME_PATH);
+    }
+
     private void updateZenModeConfig() {
         final ZenModeConfig config = getZenModeConfig();
         if (Objects.equals(config, mConfig)) return;