Comment 8 for bug 1859778

I had trouble with the patch, rather than waste time on that I patched by hand, and it worked!
# grep GTK_WINDOW_DECORATOR_INCLUDE_DIRS *
CMakeCache.txt:GTK_WINDOW_DECORATOR_INCLUDE_DIRS:INTERNAL=/usr/include/gtk-3.0;/usr/include/pango-1.0;/usr/include/glib-2.0;/usr/lib64/glib-2.0/include;/usr/lib64/libffi/include;/usr/include/fribidi;/usr/include/cairo;/usr/include/pixman-1;/usr/include/freetype2;/usr/include/uuid;/usr/include/libdrm;/usr/include/libpng16;/usr/include/harfbuzz;/usr/include/gdk-pixbuf-2.0;/usr/include/libmount;/usr/include/blkid;/usr/include/gio-unix-2.0;/usr/include/atk-1.0;/usr/include/at-spi2-atk/2.0;/usr/include/at-spi-2.0;/usr/include/dbus-1.0;/usr/lib64/dbus-1.0/include;/usr/include/libwnck-3.0

I'll fix whatever is wrong with patch. Thanks very much muktupavels :D