Removing some thread priority management logic

> Not saving folder id in onSaveInstance as it is not used.

Change-Id: I176beb77cafe27ec4b7500d65dc86287d2f2e0cb
diff --git a/src/com/android/launcher3/LauncherClings.java b/src/com/android/launcher3/LauncherClings.java
index 63d3ebc..c13752c 100644
--- a/src/com/android/launcher3/LauncherClings.java
+++ b/src/com/android/launcher3/LauncherClings.java
@@ -71,7 +71,7 @@
             // Copy the shortcuts from the old database
             LauncherModel model = mLauncher.getModel();
             model.resetLoadedState(false, true);
-            model.startLoader(false, PagedView.INVALID_RESTORE_PAGE,
+            model.startLoader(PagedView.INVALID_RESTORE_PAGE,
                     LauncherModel.LOADER_FLAG_CLEAR_WORKSPACE
                             | LauncherModel.LOADER_FLAG_MIGRATE_SHORTCUTS);
             // Set the flag to skip the folder cling