platform_ToolchainOptions: revert adding Nvidia binaries to 'now' whitelist.

This reverts https://chromium-review.googlesource.com/#/c/221504/

BUG=chromium:417924
TEST=Passes on nyan.

Change-Id: I059b4855c6fb59c9d708bddca83cde5f024d027e
Reviewed-on: https://chromium-review.googlesource.com/226007
Tested-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Commit-Queue: Jorge Lucangeli Obes <jorgelo@chromium.org>
1 file changed