[gnome-music] (3 commits) Non-fast-forward update to branch wip/jfelder/emptyview-search

[Jean Felder <jfelder src gnome org>]

The branch 'wip/jfelder/emptyview-search' 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:

  97aa2bb... emptyview: Add mock {un}select_all methods

Commits added to the branch:

  e24017a... player: Do not reset validation if the playlist is unchange (*)
  5d7e824... Revert "window: Fix disable selection-mode on search" (*)
  2b9b90e... emptyview: Add mock {un}select_all methods

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