Fix a bug in the file_field spec (for Watir)
Fix a bug in the file_field spec (for Watir)

watir/watirspec,operasoftware/watir3-spec,titusfortner/watirspec,operasoftware/watir3-spec,watir/watirspec,titusfortner/watirspec,titusfortner/watirspec,watir/watirspec