tree 201ec10ec05d8300a14c94bb52c794c45b890822
parent 6f5b0f920af08d66e6b77ee4f91ade5797145368
author Qingsi Wang <qingsi@google.com> 1531243630 -0700
committer Commit Bot <commit-bot@chromium.org> 1531252936 +0000

Replace the usage of MetricsObserverInterface by RTC_HISTOGRAM_*.

We now use RTC_HISTOGRAM_* macros in system_wrappers/include/metrics.h
to report the metrics in pc/ and p2p/ that are currently been reported
using MetricsObserverInterface.

TBR=tommi@webrtc.org

Bug: webrtc:9409
Change-Id: I47c9975402293c72250203fa1ec19eb1668766f6
Reviewed-on: https://webrtc-review.googlesource.com/83782
Commit-Queue: Qingsi Wang <qingsi@google.com>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Reviewed-by: Taylor (left Google) <deadbeef@webrtc.org>
Reviewed-by: Steve Anton <steveanton@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23914}