Update QS if the content gets stale

For system tiles this is more often, but for 3P tiles its pretty rare
except for on boot.

Test: runtest systemui
Fixes: 34804413

Change-Id: I166e2ab6a609acd63b9b4f19579bab12beabba27
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java
index 8b62beb..a102696 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/DataSaverTile.java
@@ -45,7 +45,7 @@
     }
 
     @Override
-    public void setListening(boolean listening) {
+    public void handleSetListening(boolean listening) {
         if (listening) {
             mDataSaverController.addCallback(this);
         } else {