D1244: overlayworkingctx: invalidate the manifest cache when changing parents

[dlax (Denis Laxalde)]

dlax added inline comments.

INLINE COMMENTS

> context.py:2003
> +        # Drop old manifest cache:
> +        self._invalidate()
>  

Wouldn't `util.clearcachedproperty(self, '_manifest')` work?

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D1244

To: phillco, #hg-reviewers, durin42
Cc: dlax, mercurial-devel