Disabling home screen migration logic

Change-Id: I506948852945bfb8ebd7a95fc951880ffe9a3e17
diff --git a/src/com/android/launcher3/LauncherBackupAgentHelper.java b/src/com/android/launcher3/LauncherBackupAgentHelper.java
index 611ab2e..3debef6 100644
--- a/src/com/android/launcher3/LauncherBackupAgentHelper.java
+++ b/src/com/android/launcher3/LauncherBackupAgentHelper.java
@@ -98,7 +98,7 @@
                 LauncherAppState.getLauncherProvider().updateFolderItemsRank();
             }
 
-            if (mHelper.shouldAttemptWorkspaceMigration()) {
+            if (MigrateFromRestoreTask.ENABLED && mHelper.shouldAttemptWorkspaceMigration()) {
                 MigrateFromRestoreTask.markForMigration(getApplicationContext(),
                         (int) mHelper.migrationCompatibleProfileData.desktopCols,
                         (int) mHelper.migrationCompatibleProfileData.desktopRows,