Default enable active ICE controller.

Refactor is fully launched on mobile and approved for full launch on chromium.

Bug: webrtc:14367, chromium:1368516
Change-Id: I536f2630887eb187e8f9397ba033dbb65f4acad8
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/294281
Commit-Queue: Sameer Vijaykar <samvi@google.com>
Reviewed-by: Jonas Oreland <jonaso@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#39388}

p2p/base/p2p_transport_channel.cc

diff --git a/p2p/base/p2p_transport_channel.cc b/p2p/base/p2p_transport_channel.cc
index 15b1cf6..263f691 100644
--- a/p2p/base/p2p_transport_channel.cc
+++ b/p2p/base/p2p_transport_channel.cc
@@ -97,9 +97,10 @@
 bool UseActiveIceControllerFieldTrialEnabled(
     const webrtc::FieldTrialsView* field_trials) {
   // Feature to refactor ICE controller and enable active ICE controllers.
-  // Field trial key reserved in bugs.webrtc.org/14367
-  return field_trials &&
-         field_trials->IsEnabled("WebRTC-UseActiveIceController");
+  // Default enable for full launch.
+  // TODO(bugs.webrtc.org/14367): Code branching will be cleaned up in a
+  // follow-up CL.
+  return true;
 }
 
 using ::webrtc::RTCError;