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

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/box' 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:

  fe68157... container: Remove reallocate_redraws
  4fef1bf... frame: Remove unused constants
  c47991b... container: Remove composite_name
  f6d6e8c... button: Remove grab_time
  7938aa1... button: Fix icon-name implementation

Commits added to the branch:

  b37aad6... container: Remove reallocate_redraws
  44d149c... frame: Remove unused constants
  fcbcc80... container: Remove composite_name
  3b318fd... button: Remove grab_time
  c5be762... button: Fix icon-name implementation