In <https://crrev.com/c/1952565> we moved gettid to the common
policy. Let's move the definition in the gpu common policy to the
same place to match.
This change was requested for arm64 in the code review of
<https://crrev.com/c/3543889>. This makes the call be in the same
place for arm32 and arm64.
BUG=None
TEST=CQ
Change-Id: I40628d344ca36267302e621709bb632406595b59
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/3615332
Commit-Queue: Douglas Anderson <dianders@chromium.org>
Tested-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Daniel Verkamp <dverkamp@chromium.org>