Flip goog_ping_announce default to false

BUG: webrtc:11100
Change-Id: I37a23b32b339c000cc2e88793c31732f7f1d259d
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/165686
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Jonas Oreland <jonaso@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#30223}

p2p/base/p2p_transport_channel_ice_field_trials.h

diff --git a/p2p/base/p2p_transport_channel_ice_field_trials.h b/p2p/base/p2p_transport_channel_ice_field_trials.h
index 20836f7..95f5bb5 100644
--- a/p2p/base/p2p_transport_channel_ice_field_trials.h
+++ b/p2p/base/p2p_transport_channel_ice_field_trials.h
@@ -33,7 +33,7 @@
   absl::optional<int> initial_select_dampening_ping_received;
 
   // Announce GOOG_PING support in STUN_BINDING_RESPONSE.
-  bool announce_goog_ping = true;
+  bool announce_goog_ping = false;
 
   // Enable sending GOOG_PING if remote announce it.
   bool enable_goog_ping = false;