[gvfs] (5 commits) Non-fast-forward update to branch wip/oholy/google-cache-conservative

[Ondrej Holy <oholy src gnome org>]

The branch 'wip/oholy/google-cache-conservative' 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:

  afb5db9... google: Add support for files with multiple parent
  20b9323... google: Do not cache the whole drive for better performance
  4751b88... google: Remove file just from concrete parent
  e59a969... google: Handle child of volatile also as volatile
  dabc846... google: Use cache for enumeration also

Commits added to the branch:

  3091f7b... google: Add support for files with multiple parents
  ca06ebb... google: Remove file just from concrete parent
  85b465f... google: Rework cache for better performance
  926eb30... google: Use cache for enumeration also
  2ab8f66... google: Handle child of volatile also as volatile