Move code to register Oilpan's interruptor to V8Initializer::initialize

third_party/WebKit/Source/bindings/core/v8/V8Initializer.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 359 matching lines @@
 
     if (RuntimeEnabledFeatures::v8IdleTasksEnabled()) {
         WebScheduler* scheduler = Platform::current()->currentThread()->scheduler();
         V8PerIsolateData::enableIdleTasks(isolate, adoptPtr(new V8IdleTaskRunner(scheduler)));
     }
 
     isolate->SetPromiseRejectCallback(promiseRejectHandlerInMainThread);
 
     if (v8::HeapProfiler* profiler = isolate->GetHeapProfiler())
         profiler->SetWrapperClassInfoProvider(WrapperTypeInfo::NodeClassId, &RetainedDOMInfo::createRetainedDOMInfo);
+
+    ASSERT(ThreadState::current());
+    ThreadState::current()->addInterruptor(adoptPtr(new V8IsolateInterruptor(isolate)));
+    ThreadState::current()->registerTraceDOMWrappers(isolate, V8GCController::traceDOMWrappers);
 }
 
 void V8Initializer::shutdownMainThread()
 {
     ASSERT(isMainThread());
+    ThreadState::current()->unregisterTraceDOMWrappers();
     v8::Isolate* isolate = V8PerIsolateData::mainThreadIsolate();
     V8PerIsolateData::willBeDestroyed(isolate);
     V8PerIsolateData::destroy(isolate);
 }
 
 static void reportFatalErrorInWorker(const char* location, const char* message)
 {
     // FIXME: We temporarily deal with V8 internal error situations such as out-of-memory by crashing the worker.
     CRASH();
 }
@@ skipping 47 matching lines @@
 
     isolate->AddMessageListener(messageHandlerInWorker);
     isolate->SetFatalErrorHandler(reportFatalErrorInWorker);
 
     uint32_t here;
     isolate->SetStackLimit(reinterpret_cast<uintptr_t>(&here - kWorkerMaxStackSize / sizeof(uint32_t*)));
     isolate->SetPromiseRejectCallback(promiseRejectHandlerInWorker);
 }
 
 } // namespace blink