Ensure counters are initialized, to avoid init on non-joinable threads.

src/counters.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/counters.h"
 
 #include <iomanip>
 
 #include "src/base/platform/platform.h"
 #include "src/builtins/builtins-definitions.h"
@@ skipping 234 matching lines @@
 #define AHT(name, caption) name##_.Reset();
     AGGREGATABLE_HISTOGRAM_TIMER_LIST(AHT)
 #undef AHT
 
 #define HP(name, caption) name##_.Reset();
     HISTOGRAM_PERCENTAGE_LIST(HP)
 #undef HP
 
 #define HM(name, caption) name##_.Reset();
     HISTOGRAM_LEGACY_MEMORY_LIST(HM)
+    HISTOGRAM_MEMORY_LIST(HM)
 #undef HM
 }
 
+void Counters::InitializeHistograms() {
+#define HR(name, caption, min, max, num_buckets) name##_.Enabled();
+  HISTOGRAM_RANGE_LIST(HR)
+#undef HR
+
+#define HT(name, caption, max, res) name##_.Enabled();
+  HISTOGRAM_TIMER_LIST(HT)
+#undef HT
+
+#define AHT(name, caption) name##_.Enabled();
+  AGGREGATABLE_HISTOGRAM_TIMER_LIST(AHT)
+#undef AHT
+
+#define HP(name, caption) name##_.Enabled();
+  HISTOGRAM_PERCENTAGE_LIST(HP)
+#undef HP
+
+#define HM(name, caption) name##_.Enabled();
+  HISTOGRAM_LEGACY_MEMORY_LIST(HM)
+  HISTOGRAM_MEMORY_LIST(HM)
+#undef HM
+}
+
 class RuntimeCallStatEntries {
  public:
   void Print(std::ostream& os) {
     if (total_call_count == 0) return;
     std::sort(entries.rbegin(), entries.rend());
     os << std::setw(50) << "Runtime Function/C++ Builtin" << std::setw(12)
        << "Time" << std::setw(18) << "Count" << std::endl
        << std::string(88, '=') << std::endl;
     for (Entry& entry : entries) {
       entry.SetTotal(total_time, total_call_count);
@@ skipping 233 matching lines @@
        RuntimeCallStats::counters) {
     RuntimeCallCounter* counter = &(this->*counter_id);
     if (counter->count() > 0) counter->Dump(value);
   }
 
   in_use_ = false;
 }
 
 }  // namespace internal
 }  // namespace v8