[gtk] (4 commits) Non-fast-forward update to branch wip/dboles/entry-icon-empty-size-3

[Daniel Boles <dboles src gnome org>]

The branch 'wip/dboles/entry-icon-empty-size-3' 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:

  d5a4de8... Entry: Don't allocate size to empty icon positions
  fd9bc33... Entry: Emit notify::pixbuf whenever icon's cleared

Commits added to the branch:

  baa283b... Don't make initializing return_val conditional. (*)
  aeec73f... Refine GdkQuartzNSWindow convertPointToScreen: (*)
  8eadb2f... Entry: Don't allocate size to empty icon positions
  307d0ce... Entry: Emit notify::pixbuf whenever icon's cleared

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