Drag and drop operations on web pages in the web browser widget do not appear to work

When using a web browser widget to pull up a web page that has a drag and drop functionality, the drag and drop functionality does not work when done through the web browser widget.

1. Download the attached project
2. Open project
3. Play in Editor
4. Click the web browser widget to give focus to the widget
5. Drag and drop the boxes on the right and drop them into the panel on the left

Result: The drag and drop function for the web page does not work
Expected: The user would be able to drag and drop the items on a web page as they would in Chrome