Moving model data structures to a separate file

Change-Id: I77ad7a5219e72d2e0d6c1803de2ac3ed6a65a8f7
diff --git a/src/com/android/launcher3/PendingAddItemInfo.java b/src/com/android/launcher3/PendingAddItemInfo.java
index 76de3e7..29c9d93 100644
--- a/src/com/android/launcher3/PendingAddItemInfo.java
+++ b/src/com/android/launcher3/PendingAddItemInfo.java
@@ -18,6 +18,8 @@
 
 import android.content.ComponentName;
 
+import com.android.launcher3.model.data.ItemInfo;
+
 /**
  * Meta data that is used for deferred binding.
  * e.g., this object is used to pass information on draggable targets when they are dropped onto