Bug Report Dropdown buttons not recorded from XComposite sources

[Rafael Linux User]

I have discovered that when making some screencast of a window (Firefox and Chrome) thru XComposite, any dropdown button is not recorded when expanded!!!
OpenSUSE 15.1 (64bits)
Plasma 5.12.8
KDE Frameworks 5.55.0
Qt 5.9.7
OpenGL 3.1