Removing calls to deprecated method UpdateHistogramsOnCallEnd

Bug: webrtc:5298
Change-Id: Ie51de26cfe002d087ebc919586e9b3f75aa35ced
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1594530
Reviewed-by: Olga Sharonova <olka@chromium.org>
Commit-Queue: Per Åhgren <peah@chromium.org>
Cr-Commit-Position: refs/heads/master@{#662602}
2 files changed