Allow multiple hotseat restorations in single session

restoreBackup uses mBackupRestored to prevent multiple restorations happening at once. This change is required to reset the value of mBackupRestored if a new backup is created.

Bug: 160033826
Test: Manual
Change-Id: I33836b26cf3876955cc14dcc8ec06202f3fe7fac
diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatRestoreHelper.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatRestoreHelper.java
index 8c1db4e..9e7c9fb 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatRestoreHelper.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/hybridhotseat/HotseatRestoreHelper.java
@@ -30,7 +30,6 @@
  */
 public class HotseatRestoreHelper {
     private final Launcher mLauncher;
-    private boolean mBackupRestored = false;
 
     HotseatRestoreHelper(Launcher context) {
         mLauncher = context;
@@ -62,7 +61,6 @@
      * Finds and restores a previously saved snapshow of Favorites table
      */
     public void restoreBackup() {
-        if (mBackupRestored) return;
         MODEL_EXECUTOR.execute(() -> {
             try (LauncherDbUtils.SQLiteTransaction transaction = (LauncherDbUtils.SQLiteTransaction)
                     LauncherSettings.Settings.call(
@@ -78,7 +76,6 @@
                         idp.numRows);
                 backupTable.restoreFromCustomBackupTable(HYBRID_HOTSEAT_BACKUP_TABLE, true);
                 transaction.commit();
-                mBackupRestored = true;
                 mLauncher.getModel().forceReload();
             }
         });