eladalon 5a7dad8453 Remove RtcEventLogImpl forward declaration from rtc_event_log.h
The forward delcaration is not necessary.

BUG=None

Review-Url: https://codereview.webrtc.org/3006213002
Cr-Commit-Position: refs/heads/master@{#19729}
2017-09-07 15:02:35 +00:00
..