[profiler] Move away from UnboundedQueue to LockedQueue for regular events.

src/profiler/cpu-profiler-inl.h

Index: src/profiler/cpu-profiler-inl.h
diff --git a/src/profiler/cpu-profiler-inl.h b/src/profiler/cpu-profiler-inl.h
index ea82c5589f0fb4e52eb153c04ce0939499e65699..45e4ccf1368d7dc07e8c3666caa8580f1edf9451 100644
--- a/src/profiler/cpu-profiler-inl.h
+++ b/src/profiler/cpu-profiler-inl.h
@@ -65,7 +65,7 @@ TickSample* ProfilerEventsProcessor::StartTickSample() {
   void* address = ticks_buffer_.StartEnqueue();
   if (address == NULL) return NULL;
   TickSampleEventRecord* evt =
-      new(address) TickSampleEventRecord(last_code_event_id_);
+      new (address) TickSampleEventRecord(last_code_event_id_.Value());
   return &evt->sample;
 }