bug#28605: 26.0.60; Part of leftmost character hidden

[martin rudalics]

> ... I see scroll bar issues, but the menus are in the right place
> (although I normally have the menu-bar turned off ;-) )
>
> It may be because I'm running under KDE. I'll see if I can get a pure
> GNOME enviroment, that may behave differently.

It might be also related to the GTK versions used.  Many people who
reported problems with menu positions are using GTK 3.22 and higher.

And one issue we should also look into is whether scroll bars show up
correctly for GTK builds with Lucid/Motif scroll bars and scaling on.

martin