Tagging where ItemInfos are created for debug purposes

Change-Id: Iad3ed8ef4f81f4990c027ab46fd25b03b089babb

src/com/android/launcher2/InstallWidgetReceiver.java

@@ -187,7 +187,7 @@ public class InstallWidgetReceiver {
             final AppWidgetProviderInfo widgetInfo = mActivities.get(which).widgetInfo;
 
             final PendingAddWidgetInfo createInfo = new PendingAddWidgetInfo(widgetInfo, mMimeType,
-                    mClipData);
+                    mClipData, "4");
             mLauncher.addAppWidgetFromDrop(createInfo, LauncherSettings.Favorites.CONTAINER_DESKTOP,
                     mTargetLayoutScreen, null, mTargetLayoutPos);
         }