Create and use `cmGeneratorTarget::Names`
Rather than taking a number of out parameters for the various names,
create a structure that is reused for both GetLibraryNames
and
GetExecutableNames
. Replace uses according to the new interface.
Rather than taking a number of out parameters for the various names,
create a structure that is reused for both GetLibraryNames
and
GetExecutableNames
. Replace uses according to the new interface.