A more general name for a file that will house a collection of pogram
variable related linking code.

BUG=angleproject:2208

Change-Id: I82710f6abadd2df58fb58a3c4179989fe956e7e4
Reviewed-on: https://chromium-review.googlesource.com/755858Reviewed-by: Jamie Madill <jmadill@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>