Access `replace_functions_map` via PreParforPass instance
Access `replace_functions_map` via PreParforPass instance

`replace_functions_map` is global variable from `numba.parfors.parfor`.
It is necessary to have possibility to modify `replace_functions_map`
depending on PreParforPass instance and access to it via the instance.

stonebig/numba,cpcloud/numba,stuartarchibald/numba,numba/numba,seibert/numba,IntelLabs/numba,gmarkall/numba,gmarkall/numba,stonebig/numba,IntelLabs/numba,cpcloud/numba,stonebig/numba,stuartarchibald/numba,seibert/numba,seibert/numba,IntelLabs/numba,cpcloud/numba,gmarkall/numba,stonebig/numba,cpcloud/numba,IntelLabs/numba,stuartarchibald/numba,numba/numba,gmarkall/numba,numba/numba,stonebig/numba,numba/numba,seibert/numba,IntelLabs/numba,stuartarchibald/numba,cpcloud/numba,gmarkall/numba,seibert/numba,stuartarchibald/numba,numba/numba