Set NAMED = 2 on value if forcePromise does an eval. This fixes a long
standing problem with values obtained thorugh ... arguments not having
their NAMED value set properly. This was unmasked by changes in r63462.


git-svn-id: https://svn.r-project.org/R/trunk@63495 00db46b3-68df-0310-9c12-caf00c1e9a41
Re-enabled r63462.


git-svn-id: https://svn.r-project.org/R/trunk@63496 00db46b3-68df-0310-9c12-caf00c1e9a41