blackbox: simplify ui states
It seems cleaner to just remove `_partialinit`, `copy`, `__init__`. This
patch makes it so by using `getattr` in `log` so those fields do not need to
be existed.
Differential Revision: https://phab.mercurial-scm.org/D652
# See http://EditorConfig.org for the specification
root = true
[*.py]
indent_size = 4
indent_style = space
trim_trailing_whitespace = true
[*.{c,h}]
indent_size = 8
indent_style = tab
trim_trailing_whitespace = true