tree 2ebbe1db492084a28d3101ff172b52be454fbe1c
parent daa2993828d49e2a169f0eebd8008f74c6a44ab3
author Mike Yu <yumike@google.com> 1552547684 +0800
committer Bernie Innocenti <codewiz@google.com> 1554209385 +0000

Move thread_util to libnetdutils

This change comprises:

[1] Move thread_util.h to libnetdutils to ease the cleanup of the
    include path system/netd/server for libnetd_resolv.

[2] Rename thread_util.h to ThreadUtil.h.

[3] Add the test to ThreadUtilTest.

Bug: 128662167
Test: system/netd/tests/runtests.sh passed
Change-Id: Ia8e9b196fbe41a4bd1edc7592badaacf57165988