Add runtime and native entry tags

runtime/vm/dart.cc

Index: runtime/vm/dart.cc
diff --git a/runtime/vm/dart.cc b/runtime/vm/dart.cc
index e03377d8e03cbd815454f622f4a7c0c45d0b64fc..b5e3ac48e577ba772812e39428b5c8ff81aeda10 100644
--- a/runtime/vm/dart.cc
+++ b/runtime/vm/dart.cc
@@ -101,6 +101,7 @@ const char* Dart::InitOnce(Dart_IsolateCreateCallback create,
   CodeObservers::InitOnce();
   ThreadInterrupter::InitOnce();
   Profiler::InitOnce();
+
 #if defined(USING_SIMULATOR)
   Simulator::InitOnce();
 #endif
@@ -249,6 +250,10 @@ RawError* Dart::InitializeIsolate(const uint8_t* snapshot_buffer, void* data) {
   if (FLAG_print_class_table) {
     isolate->class_table()->Print();
   }
+
+  // Setup for profiling.
+  Profiler::InitProfilingForIsolate(isolate);
+
   Service::SendIsolateStartupMessage();
   return Error::null();
 }