feat: Enable unified plan support for p2p chrome calls.

config.js

@@ -514,6 +514,9 @@ var config = {
         // connection.
         enabled: true,
 
+        // Enable unified plan implementation support on Chromium for p2p connection.
+        // enableUnifiedOnChrome: false,
+
         // Sets the ICE transport policy for the p2p connection. At the time
         // of this writing the list of possible values are 'all' and 'relay',
         // but that is subject to change in the future. The enum is defined in