GitLab

This CL starts to build nacl_helper_nonsfi_unittests.
The binary is not yet enabled to run on bots. It will be done in a following CL.

TEST=Ran locally. Ran build bots. Ran build bots with editing configuration to include nacl_helper_nonsfi_unittests.
BUG=358465

Review URL: https://codereview.chromium.org/1137553003

Cr-Commit-Position: refs/heads/master@{#330069}