This reverts commit 0496a4121188a26013dca007bf6e9a7ab6d961b6.
Reason for revert: Causes unexpected changes in perf tests.
Original change's description:
> Add class InterArrivalDelta to goog_cc
>
> This cl copies modules/remote_bitrate_estimator/inter_arrival.x to inter_arrival.h and interrival_delta.cc in goog_cc in the first patchset.
> In the following- this class is modified to use webrtc::Timestamp and webrtc::Timedelta in order to avoid having to use 24 bit time repressentation.
>
> Bug: none
> Change-Id: I9befe6e3e283cf7e21efa974ae33e8a83e26cbe6
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/194004
> Commit-Queue: Per Kjellander <perkj@webrtc.org>
> Reviewed-by: Christoffer Rodbro <crodbro@webrtc.org>
> Cr-Commit-Position: refs/heads/master@{#32733}
TBR=perkj@webrtc.org,crodbro@webrtc.org
# Not skipping CQ checks because original CL landed > 1 day ago.
Bug: none
Change-Id: I725b246f6ec0c293cb3ada39b1a65a14ef9a001e
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/196343
Reviewed-by: Per Kjellander <perkj@webrtc.org>
Reviewed-by: Christoffer Rodbro <crodbro@webrtc.org>
Commit-Queue: Christoffer Rodbro <crodbro@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#32765}
a760bca072