From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Samuel Attard <sattard@atlassian.com>
Date: Fri, 26 Oct 2018 15:35:13 +1100
Subject: fix: expose tracing::Agent and use tracing::TracingController instead
 of v8::TracingController

This API is used by Electron to create Node's tracing controller.

diff --git a/src/api/environment.cc b/src/api/environment.cc
index cdc2f7aaa8efd8b5d9090455c92d81b2bef460b7..12414204361e7227f7f7736a07388ade3f093e00 100644
--- a/src/api/environment.cc
+++ b/src/api/environment.cc
@@ -591,6 +591,10 @@ MultiIsolatePlatform* GetMultiIsolatePlatform(IsolateData* env) {
   return env->platform();
 }
 
+node::tracing::Agent* CreateAgent() {
+  return new node::tracing::Agent();
+}
+
 MultiIsolatePlatform* CreatePlatform(
     int thread_pool_size,
     node::tracing::TracingController* tracing_controller) {
diff --git a/src/node.h b/src/node.h
index 58c021f67e92c3fdcb4b173c00acae0722994222..24dd1d9fe8de5993863f9fcd0ce7f65ec5460cce 100644
--- a/src/node.h
+++ b/src/node.h
@@ -133,6 +133,7 @@ struct SnapshotData;
 
 namespace tracing {
 
+class Agent;
 class TracingController;
 
 }
@@ -824,6 +825,8 @@ NODE_EXTERN void GetNodeReport(Environment* env,
 NODE_EXTERN MultiIsolatePlatform* GetMultiIsolatePlatform(Environment* env);
 NODE_EXTERN MultiIsolatePlatform* GetMultiIsolatePlatform(IsolateData* env);
 
+NODE_EXTERN node::tracing::Agent* CreateAgent();
+
 NODE_DEPRECATED("Use MultiIsolatePlatform::Create() instead",
     NODE_EXTERN MultiIsolatePlatform* CreatePlatform(
         int thread_pool_size,
