Suppress a data race in media::PipelineImpl BUG=46642 TBR=glider TEST=TSan UI should become greener Review URL: http://codereview.chromium.org/2820010
Suppress a data race in media::PipelineImpl
BUG=46642
TBR=glider
TEST=TSan UI should become greener
Review URL: http://codereview.chromium.org/2820010

git-svn-id: http://src.chromium.org/svn/trunk/src@49906 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 2eb23d5d8ec41b2965a1c03e8a3dc1c4f91f87f1
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser