diffhelpers: use Py_ssize_t in testhunk()...
diffhelpers: use Py_ssize_t in testhunk()
Eliminates
mercurial/diffhelpers.c(143) : warning C4244: '=' : conversion from
'Py_ssize_t' to 'int', possible loss of data
mercurial/diffhelpers.c(144) : warning C4244: '=' : conversion from
'Py_ssize_t' to 'int', possible loss of data
when compiling for Windows x64 target using the Microsoft compiler.