GitLab

Relaxes a restriction of use_allocator != "partition" a little
so that we can specify use_allocator = "partition" for testing
purposes.  Note that use_allocator never be "partition" unless
we explicitly specify it, so there is no change on all bots
(until we will actually ship it).

Bug: 1121427
Change-Id: Ib06997385f864f1ba097edb46eeed3a215105911
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2463088Reviewed-by: Bartek Nowierski <bartekn@chromium.org>
Reviewed-by: Will Harris <wfh@chromium.org>
Commit-Queue: Yuki Shiino <yukishiino@chromium.org>
Cr-Commit-Position: refs/heads/master@{#815694}