dirstatemap: drop legacy method on the dirstatemap wrapper
They are no longer in use now that the Rust wrapper version of the Dirstatemap
are back in line with the Python one.
Differential Revision: https://phab.mercurial-scm.org/D11582
# See http://EditorConfig.org for the specification
root = true
[*.py]
indent_size = 4
indent_style = space
trim_trailing_whitespace = true
end_of_line = lf
[*.{c,h}]
indent_size = 8
indent_style = tab
trim_trailing_whitespace = true
end_of_line = lf
[*.t]
indent_size = 2
indent_style = space
trim_trailing_whitespace = false
end_of_line = lf