~bzr-pqm/bzr/bzr.dev

Viewing all changes in revision 2353.4.7.

Change the temporary_write_lock api, so that it always returns a lock object,
and a flag indicating whether it was able to grab a write lock.
This is because callers don't know whether it had to unlock the original lock, so it
should always return something that lets callers maintain proper state.

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