Moving model data structures to a separate file

Change-Id: I77ad7a5219e72d2e0d6c1803de2ac3ed6a65a8f7
diff --git a/src/com/android/launcher3/FocusHelper.java b/src/com/android/launcher3/FocusHelper.java
index f07040d..e5aecf7 100644
--- a/src/com/android/launcher3/FocusHelper.java
+++ b/src/com/android/launcher3/FocusHelper.java
@@ -25,6 +25,7 @@
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.folder.Folder;
 import com.android.launcher3.folder.FolderPagedView;
+import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.util.FocusLogic;
 import com.android.launcher3.util.Thunk;