Fix Perfetto SDK build on non-POSIX platforms

Bug: b/254042714
Change-Id: Ibe221207c1164fc8ac10ebf1f069608577c2c5c5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3974556


Reviewed-by: Eric Seckler <eseckler@chromium.org>
Commit-Queue: Mikhail Khokhlov <khokhlov@google.com>
Cr-Commit-Position: refs/heads/main@{#1076889}