[runtime] Record runtime call stats for Map::TransitionTo*Property, JSObject::OptimizeAsPrototype t…

src/counters-inl.h

Index: src/counters-inl.h
diff --git a/src/counters-inl.h b/src/counters-inl.h
new file mode 100644
index 0000000000000000000000000000000000000000..c8c06d295041ba83cde4925a312d8384b76e082a
--- /dev/null
+++ b/src/counters-inl.h
@@ -0,0 +1,24 @@
+// Copyright 2016 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.
+
+#ifndef V8_COUNTERS_INL_H_
+#define V8_COUNTERS_INL_H_
+
+#include "src/counters.h"
+
+namespace v8 {
+namespace internal {
+
+RuntimeCallTimerScope::RuntimeCallTimerScope(
+    HeapObject* heap_object, RuntimeCallStats::CounterId counter_id) {
+  if (V8_UNLIKELY(FLAG_runtime_call_stats)) {
+    isolate_ = heap_object->GetIsolate();
+    RuntimeCallStats::Enter(isolate_, &timer_, counter_id);
+  }
+}
+
+}  // namespace internal
+}  // namespace v8
+
+#endif  // V8_COUNTERS_INL_H_