GitLab

RTCP sender report has a race condition when then current time is
submitted asynchronously (from another process). This caused the value
for DLRR to be negative.

This code is going to be removed it is fine to just suppress this
condition.

BUG=393042
NOTRY=true

Review URL: https://codereview.chromium.org/410433002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@284521 0039d316-1c4b-4281-b951-d872f2087c98