Martin von Zweigbergk <martinvonz@google.com> [Tue, 28 Jan 2020 14:53:23 -0800] rev 44212
graft: default `base` argument to common case of `ctx.p1()`
I also updated the callers that wanted that, partly to simplify and
partly to show that it works.
Differential Revision: https://phab.mercurial-scm.org/D8027
Martin von Zweigbergk <martinvonz@google.com> [Fri, 10 Jan 2020 13:12:24 -0800] rev 44211
graft: let caller pass in overlayworkingctx to merge.graft()
Passing in a different `wctx` than `repo[None]` is useful because it
allows the caller to decide to not touch the working directory.
Differential Revision: https://phab.mercurial-scm.org/D8026