Wayland toplevel surface not created at requested size
The example libdecoration_bug_screenshot.tar.xz creates a 200x200pxl light-grey toplevel surface with dark borders and title bar attached as subsurfaces. On 3.34 (and master), the window looks as follows: The light-grey area is supposed to be the 200x200 pxl toplevel surface. However, the whole window, including borders and title bar, is now 200x200 pxl. This can easily be seen by the non-quadratic light-grey toplevel surface.
I am not certain that this is a server-side issue. But it used to work, i.e. the light-grey toplevel surface was indeed 200x200 pxl, on version 3.28.
This, on Weston 8, is as it is supposed to be shown: