kjellander 4fa5be451f Remove gflags dependency for event_log_visualizer and activity_metric
This is the first step towards getting rid of gflags as a dependency.
It has been causing us extra work for a long time since it's not present
in Chromium as one example.

BUG=webrtc:7644
NOTRY=True

Review-Url: https://codereview.webrtc.org/2874403003
Cr-Commit-Position: refs/heads/master@{#18157}
2017-05-16 07:01:23 +00:00
..
2016-11-16 19:11:38 +00:00