TableGen: Avoid using resolveListElementReference in TGParser
TableGen: Avoid using resolveListElementReference in TGParser

A subsequent change intends to remove resolveListElementReference
entirely. This part of the removal can be split out for better
bisectability.

Change-Id: Ibd762d88fd2d1e2cc116a259e2a27a5e9f9a8b10

Reviewers: arsenm, craig.topper, tra, MartinO

Subscribers: wdng, llvm-commits

Differential Revision: https://reviews.llvm.org/D43561

Change-Id: Ifb695041cef1964ad8a3102f448249501a9243f0

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@325886 91177308-0d34-0410-b5e6-96231b3b80d8

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