[gtk] (5 commits) Non-fast-forward update to branch wip/baedert/for-master

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/for-master' 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:

  81edce6... window: Remove useless deprecation guards
  0a98a74... widget: Add some missing annotations to gtk_widget_class_qu
  b551874... widget: Remove reference to non-existent function
  3a58744... widget: Clear up gtk_widget_class_install_property_action d

Commits added to the branch:

  8756fbd... window: Remove useless deprecation guards
  3bcd8ab... widget: Add some missing annotations to gtk_widget_class_qu
  5dc9520... widget: Remove reference to non-existent function
  065d040... widget: Clear up gtk_widget_class_install_property_action d
  7068dc3... docs: Remove widget_geometry.txt