[PATCH STABLE V2] annotate: pre-calculate the "needed" dictionary (issue5360)

[Jun Wu]

Excerpts from Jun Wu's message of 2016-09-04 22:42:23 +0100:
> +Issue5360: Deleted chunk in p1 of a merge changeset
> +
> +  $ cd ..

This "cd .." should be removed. I will wait for other comments (hopefully
none) before V3.

> +  $ hg init repo-5360
> +  $ cd repo-5360