[5/7] qmgr: Implement IBackgroundCopyJob::Cancel.

[Hans Leidekker]

Hi Jacek,
> On 06/08/15 14:32, Hans Leidekker wrote:
> > ---
> >  dlls/qmgr/file.c |  1 +
> >  dlls/qmgr/job.c  | 33 +++++++++++++++++++++++++++++++--
> >  2 files changed, 32 insertions(+), 2 deletions(-)
> 
> I don't know qmgr, but shouldn't it result in IBinding::Abort() call on
> underlying binding object?

Possibly. I don't claim it's a full implementation, I wrote enough of
it to make sure that files are cleaned up when running the tests. I'll
add a comment.