[gtk] (4 commits) Non-fast-forward update to branch wip/otte/for-master

[Benjamin Otte <otte src gnome org>]

The branch 'wip/otte/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:

  ae81499... tiff: Refactor
  51bb4cd... jpeg: Use gdk_memory_texture_from_texture()
  2f51fac... gdk: Rework gdk_pixbuf_get_from_texture()
  13800c1... broadway: Use gdk_texture_save_to_png_bytes()

Commits added to the branch:

  8002464... tiff: Refactor
  7eceed8... jpeg: Use gdk_memory_texture_from_texture()
  dcba783... gdk: Rework gdk_pixbuf_get_from_texture()
  5b47391... broadway: Use gdk_texture_save_to_png_bytes()