GitLab

data_source_ should be guaranteed to be release after
DataPipeProducer::Cancel() triggered,
This ensures that DataPipeProducer destruction eventually leads to
teardown of the corresponding SequenceState object.

Bug: 1095883
Change-Id: Ibf1d5787a57ae5da9eaa24e25e1e72c1a3a9907c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2245987
Commit-Queue: Ken Rockot <rockot@google.com>
Reviewed-by: Ken Rockot <rockot@google.com>
Cr-Commit-Position: refs/heads/master@{#780053}