If Prefer native menu is enabled after displaying a popupmenu at least once, it displays in odd location

[L-the-forgettable]

Tested versions

• Reproducible in v4.3.beta2.official [b75f048]
  Feature "Prefer Native Menu" on PopupMenu is not available on the latest version of 4.2.2

System information

Windows 10 - v4.3.beta2.official [b75f048]

Issue description

After displaying a PopupMenu at least once, if the option "Prefer Native Menu" in it's property list is enabled, displaying the popup menu again will reveal it in an odd location

Steps to reproduce

1. Create PopupMenu node
2. Add an item or two to the item list
3. trigger the PopupMenu
4. Enable the "Prefer Native Menu" property in the node's property list
5. Retrigger the PopupMenu

Minimal reproduction project (MRP)

bug-report.zip
I've included this project in two other bug reports I've posted recently - If you're coming from/going to one of the other two this is a part of, rest assured you don't need to redownload the project for each report. They are the exact same file.

[akien-mga]

CC @bruvzg