[Hotseat] Fix legacy shortcut with config activity drawing on top of predicted app

Bug: 182937704
Test: Add direct call widget from widget tray on a predicted spot. verify prediction clears space and no overlap.
Change-Id: Ie4977ca71ec0b7c2297ffe1454cb4a1e78518a75
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 85dd3b3..fccb4d0 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1264,7 +1264,7 @@
      *
      * @param data The intent describing the shortcut.
      */
-    private void completeAddShortcut(Intent data, int container, int screenId, int cellX,
+    protected void completeAddShortcut(Intent data, int container, int screenId, int cellX,
             int cellY, PendingRequestArgs args) {
         if (args.getRequestCode() != REQUEST_CREATE_SHORTCUT
                 || args.getPendingIntent().getComponent() == null) {