每次我打开 gtk 应用程序时，它都会输出 css 警告（假设 px 等缺少单位）。我可以禁用这种可怕的冗长吗？
例子：
$ gedit
(gedit:19558): Gtk-WARNING **: Theme parsing error: gtk-widgets.css:3:14: Not using units is deprecated. Assuming 'px'.
(gedit:19558): Gtk-WARNING **: Theme parsing error: gtk-widgets.css:52:20: Not using units is deprecated. Assuming 'px'.
(gedit:19558): Gtk-WARNING **: Theme parsing error: gtk-widgets.css:72:19: Not using units is deprecated. Assuming 'px'.
(gedit:19558): Gtk-WARNING **: Theme parsing error: gtk-widgets.css:102:14: Not using units is deprecated. Assuming 'px'.
(gedit:19558): Gtk-WARNING **: Theme parsing error: gtk-widgets.css:102:16: Not using units is deprecated. Assuming 'px'. …