Ensuring that we always update the container when modifying an item in the db. (Bug 11008354)

Change-Id: I82748565c878a212bdef1bffbf21f2a3fea09314
diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index f8644b1..cc89d01 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -694,6 +694,7 @@
      */
     static void modifyItemInDatabase(Context context, final ItemInfo item, final long container,
             final long screenId, final int cellX, final int cellY, final int spanX, final int spanY) {
+        item.container = container;
         item.cellX = cellX;
         item.cellY = cellY;
         item.spanX = spanX;