manifest: remove optional default= argument on flags(path)...
manifest: remove optional default= argument on flags(path)
It had only one caller inside manifest.py, and treemanifest was
actually incorrectly implemented. treemanifest is still missing the
fastdelta() method from the interface (and so doesn't yet conform),
but this is at least progress.
Differential Revision:
https://phab.mercurial-scm.org/D8069
