Revert of Small refactor around futex.h. (patchset #1 id:20001 of https://codereview.chromium.org/
1076213002/)
Reason for revert:
Breaks ChromeOS veyron_jerry boot.
BUG=477352
Original issue's description:
> Small refactor around futex.h.
>
> This is the preparation of seccomp-bpf implementation
> for nacl_helper_nonsfi.
> PNaCl toolchain does not provides linux/futex.h.
> This CL is the preparation to reuse android_futex.h
> for PNaCl toolchain, too.
>
> TEST=Ran bots.
> BUG=358465
>
> Committed: https://crrev.com/
3b996212fa3c92af3233246ae54af728eb7c3591
> Cr-Commit-Position: refs/heads/master@{#324996}
TBR=mdempsky@chromium.org,hidehiko@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=358465
Review URL: https://codereview.chromium.org/
1084173003
Cr-Commit-Position: refs/heads/master@{#325265}