Merge "Hide non-system overlay windows in RequestIgnoreBatteryOptimizations." into sc-dev am: 735281a739

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/13902431

Change-Id: I0c52ff4243fe576dfb7d7d6651e2579fd0603880

src/com/android/settings/fuelgauge/RequestIgnoreBatteryOptimizations.java

@@ -93,6 +93,13 @@ public class RequestIgnoreBatteryOptimizations extends AlertActivity implements
         setupAlert();
     }
 
+    @Override
+    protected void onStart() {
+        super.onStart();
+        getWindow().addSystemFlags(android.view.WindowManager.LayoutParams
+                .SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS);
+    }
+
     @Override
     public void onClick(DialogInterface dialog, int which) {
         switch (which) {