Suppress the fresh TSan v2 reports:

- use-after-free in media::AlsaWrapper::PcmWritei (issue 374135)
- lock inversion in media::FakeAudioConsumer::Worker::DoRead (issue 374151)

BUG=374135,374151
TBR=benwells@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/287153004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@270989 0039d316-1c4b-4281-b951-d872f2087c98

tools/valgrind/tsan_v2/suppressions.txt

@@ -263,3 +263,9 @@ race:SkFontConfigInterface::GetSingletonDirectInterface
 # http://crbug.com/372807
 deadlock:net::X509Certificate::CreateCertificateListFromBytes
 deadlock:net::X509Certificate::CreateFromBytes
+
+# http://crbug.com/374135
+race:media::AlsaWrapper::PcmWritei
+
+# http://crbug.com/374151
+deadlock:media::FakeAudioConsumer::Worker::DoRead