handle shortcut restore for missing packages

Bug: 10778992
Change-Id: I8766b8d4dd9c0269d52a7ec3da58dd408bc5f09f
diff --git a/src/com/android/launcher3/LauncherBackupHelper.java b/src/com/android/launcher3/LauncherBackupHelper.java
index 57cdfb9..74eefca 100644
--- a/src/com/android/launcher3/LauncherBackupHelper.java
+++ b/src/com/android/launcher3/LauncherBackupHelper.java
@@ -842,6 +842,10 @@
             }
             values.put(Favorites.APPWIDGET_ID, favorite.appWidgetId);
         }
+
+        // Let LauncherModel know we've been here.
+        values.put(LauncherSettings.Favorites.RESTORED, 1);
+
         return values;
     }