tree ce138f385fc0a4faee73a5c956a188d1c2b22504
parent b259b0a31ff2e530983a9ce8e280c8ac4104969b
author Jonas Oreland <jonaso@webrtc.org> 1571061135 +0200
committer Commit Bot <commit-bot@chromium.org> 1571065037 +0000

Add field trial to reduce STUN pings.

This patch adds field trials for limiting no of STUN pings
- max_outstanding_pings
send this count of outstanding pings (pings w/o any response),
after that never send any before a reply is received.

NOTE:
1) This patch redoes https://webrtc.googlesource.com/src.git/+/0d28972d8f0659ab90cef7fd59ca54fb122b71bc
which was put into the StunRequestManager.
But that mechanism is not used for STUN pings.

2) This patch build on field-trial-parser added in https://webrtc-review.googlesource.com/c/src/+/156083

Bug: webrtc:10282
Change-Id: If2f22d2b61a28598a3aa93781c9857145576b7a1
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/156162
Commit-Queue: Jonas Oreland <jonaso@webrtc.org>
Reviewed-by: Honghai Zhang <honghaiz@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#29467}