[libwnck] (7 commits) Non-fast-forward update to branch wip/muktupavels/tasklist-hidpi

[Marco Trevisan <marcotrevi src gnome org>]

The branch 'wip/muktupavels/tasklist-hidpi' 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:

  68b2c14... tasklist: scale down window geometry to application pixels
  548cb7a... tasklist: scale up icon geometry to device pixels

Commits added to the branch:

  c1460f7... xutils: replace width and height with size in read_icons (*)
  daad23c... xutils: replace width and height with size in get_fallback_ (*)
  402cbd0... xutils: use ideal_size also in try_pixmap_and_mask (*)
  0aa30fe... xutils: don't check if ideal size is 0 or less (*)
  849d465... xutils: use single size parameter also in read_rgb_icon (*)
  e595a62... tasklist: scale down window geometry to application pixels
  d348489... tasklist: scale up icon geometry to device pixels

(*) This commit already existed in another branch; no separate mail sent