From b2c03474c459a694e2f434160a6c3da17f5b1a4f Mon Sep 17 00:00:00 2001
From: Alisher Alikhodjaev <alisher@google.com>
Date: Mon, 13 Sep 2021 17:00:30 -0700
Subject: [PATCH] PaymentDefaultDialog Could be Overlaid

Settings#PaymentDefaultDialog Could be Overlaid to Trick User into
Updating Default Payment App

Bug: 180104327
Test: build ok
Change-Id: Ia7786d05aae8e38a11bd73d02200640cb614e88a
---
 src/com/android/settings/nfc/PaymentDefaultDialog.java | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/com/android/settings/nfc/PaymentDefaultDialog.java b/src/com/android/settings/nfc/PaymentDefaultDialog.java
index 1aa8dca9bd1..d5a86a8037c 100644
--- a/src/com/android/settings/nfc/PaymentDefaultDialog.java
+++ b/src/com/android/settings/nfc/PaymentDefaultDialog.java
@@ -30,6 +30,8 @@ import com.android.settings.nfc.PaymentBackend.PaymentAppInfo;
 
 import java.util.List;
 
+import static android.view.WindowManager.LayoutParams.SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS;
+
 public final class PaymentDefaultDialog extends AlertActivity implements
         DialogInterface.OnClickListener {
 
@@ -42,6 +44,9 @@ public final class PaymentDefaultDialog extends AlertActivity implements
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+
+        getWindow().addPrivateFlags(SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS);
+
         try {
             mBackend = new PaymentBackend(this);
         } catch (NullPointerException e) {