Speculatively remove ProxyResolverV8Tracing TSan suppression.

Per the bug, this was believed to be due to std::string copy-on-write
logic. We've since switched to C++11, which forbids that optimization,
and libc++, which uses the short string optimization instead.

Bug: 310851
Change-Id: Ia40cde0ff3b6e6262addbb51837db08dd6c9a7d3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1538450
Auto-Submit: David Benjamin <davidben@chromium.org>
Commit-Queue: Alexander Potapenko <glider@chromium.org>
Reviewed-by: Alexander Potapenko <glider@chromium.org>
Cr-Commit-Position: refs/heads/master@{#644274}
1 file changed