fix launcher crash when accessing Notification dots in home settings
Bug: 148815606
Test:
1. Make sure launcher doesn't have notifications permission
(Settings -> search for "notification access" -> Disable access for Launcher)
2. Home settings -> Notification Dot
3. Verify Alert Dialog pops up without crash
Change-Id: I399b6aad46e8a3e185199a2909adac9f75596b50
diff --git a/src/com/android/launcher3/settings/NotificationDotsPreference.java b/src/com/android/launcher3/settings/NotificationDotsPreference.java
index f30470a..a91303a 100644
--- a/src/com/android/launcher3/settings/NotificationDotsPreference.java
+++ b/src/com/android/launcher3/settings/NotificationDotsPreference.java
@@ -20,7 +20,6 @@
import android.app.AlertDialog;
import android.app.Dialog;
-import android.app.DialogFragment;
import android.content.ComponentName;
import android.content.Context;
import android.content.DialogInterface;
@@ -30,13 +29,14 @@
import android.util.AttributeSet;
import android.view.View;
+import androidx.fragment.app.DialogFragment;
+import androidx.preference.Preference;
+import androidx.preference.PreferenceViewHolder;
+
import com.android.launcher3.R;
import com.android.launcher3.notification.NotificationListener;
import com.android.launcher3.util.SecureSettingsObserver;
-import androidx.preference.Preference;
-import androidx.preference.PreferenceViewHolder;
-
/**
* A {@link Preference} for indicating notification dots status.
* Also has utility methods for updating UI based on dots status changes.