Reason for revert: To see if the NOTREACHED is still hit. Original issue's description: > Disabling NOTREACHED which we're hitting flakily in browser tests. > > I have no idea how bad it is that we're hitting this limit; I'm just > doing this to stop the tests from flaking. > > BUG=webrtc:6484 > > Committed: https://crrev.com/6eaa55867b449df992752c1df540ec42f9d9b057 > Cr-Commit-Position: refs/heads/master@{#14974} TBR=stefan@webrtc.org,phoglund@webrtc.org # Not skipping CQ checks because original CL landed more than 1 days ago. BUG=webrtc:6484 Review-Url: https://codereview.webrtc.org/2585183002 Cr-Commit-Position: refs/heads/master@{#15665}