Comment # 1 on bug 1022830 from Wolfgang Rosenauer

Here are some references to the DPI situation:
https://bugzilla.gnome.org/show_bug.cgi?id=757142
https://bugzilla.mozilla.org/show_bug.cgi?id=1269274

>From what I read it seems to be a Gtk(3) decision to ignore X dpi settings?

I have to say that I have a hard time finding out the correct place to fix.

To compare with other Gtk3 based applications probably use evince (because I
know offhand that this is Gtk3 (while for example I think gimp is not yet).
Please compare the font sizes and mouse cursors.