[gtk+] (4 commits) Non-fast-forward update to branch wip/ricotz/deprecated

[Rico Tzschichholz <ricotz src gnome org>]

The branch 'wip/ricotz/deprecated' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  6bc9510... accessible: Drop deprecated connect_widget_destroyed
  59a5358... assistant: Remove deprecated API
  ff78a0d... iconset: Remove stray references
  5e7e4d7... iconsource: Remove stray reference

Commits added to the branch:

  5d41103... accessible: Drop deprecated connect_widget_destroyed
  723b4af... assistant: Remove deprecated API
  2273f5d... iconset: Remove stray references
  5c5f8f4... iconsource: Remove stray reference