Bug#963683: gegl breaks gnome-photos autopkgtest: GEGL-FATAL-WARNING: gegl_operation_meta_watch_node does nothing

[Simon McVittie]

Control: reassign -1 gnome-photos 3.34.1-2
Control: tags -1 + ftbfs pending fixed-upstream

On Thu, 25 Jun 2020 at 10:35:57 +0200, Paul Gevers wrote:
> With a recent upload of gegl the autopkgtest of gnome-photos fails in
> testing when that autopkgtest is run with the binary packages of gegl
> from unstable.
...
> Bail out! GEGL-FATAL-WARNING: gegl_operation_meta_watch_node does nothing

gnome-photos was using deprecated APIs that no longer do anything,
and issue warnings; the gnome-photos test suite fails on GLib warnings.
This also causes FTBFS (seen on reproducible-builds).

This appears to be fixed in gnome-photos 3.34.2.

    smcv