Switch to a VM wide timeline recorder

runtime/vm/object.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/cpu.h"
@@ skipping 971 matching lines @@
   ASSERT(public_class_name.CharAt(0) == '_');
   String& str = String::Handle();
   str = lib.PrivateName(public_class_name);
   cls.set_name(str);
   lib.AddClass(cls);
 }
 
 
 RawError* Object::Init(Isolate* isolate) {
   TIMERSCOPE(isolate, time_bootstrap);
+  TimelineDurationScope tds(isolate,
+                            isolate->GetIsolateStream(),
+                            "Object::Init");
 
 #if defined(DART_NO_SNAPSHOT)
   // Object::Init version when we are running in a version of dart that does
   // not have a full snapshot linked in.
   ObjectStore* object_store = isolate->object_store();
 
   Class& cls = Class::Handle(isolate);
   Type& type = Type::Handle(isolate);
   Array& array = Array::Handle(isolate);
   Library& lib = Library::Handle(isolate);
@@ skipping 20385 matching lines @@
   return tag_label.ToCString();
 }
 
 
 void UserTag::PrintJSONImpl(JSONStream* stream, bool ref) const {
   Instance::PrintJSONImpl(stream, ref);
 }
 
 
 }  // namespace dart