Create a thread safe version of StatsCounters and use.

src/api.cc

Index: src/api.cc
diff --git a/src/api.cc b/src/api.cc
index 84248ec2b05cb1ae3f3bf72a2cc9f3c669a48114..ced0735dba79213ced23d4b8e194bc0fef73ffd0 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -8714,9 +8714,7 @@ void Isolate::SetUseCounterCallback(UseCounterCallback callback) {
 
 void Isolate::SetCounterFunction(CounterLookupCallback callback) {
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this);
-  isolate->stats_table()->SetCounterFunction(callback);
-  isolate->InitializeLoggingAndCounters();
-  isolate->counters()->ResetCounters();
+  isolate->stats_table()->SetCounterFunction(callback, isolate);
 }