DevTools: extract V8DebuggerAgent interface, move it under .../inspector/v8

third_party/WebKit/Source/core/inspector/AsyncCallTracker.cpp

 /*
  * Copyright (C) 2013 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 19 matching lines @@
 
 #include "config.h"
 #include "core/inspector/AsyncCallTracker.h"
 
 #include "core/dom/ContextLifecycleObserver.h"
 #include "core/dom/ExecutionContext.h"
 #include "core/dom/ExecutionContextTask.h"
 #include "core/events/Event.h"
 #include "core/events/EventTarget.h"
 #include "core/inspector/AsyncOperationMap.h"
-#include "core/inspector/V8DebuggerAgent.h"
 #include "core/xmlhttprequest/XMLHttpRequest.h"
 #include "core/xmlhttprequest/XMLHttpRequestUpload.h"
 #include "platform/ScriptForbiddenScope.h"
 #include "wtf/text/StringBuilder.h"
 #include "wtf/text/StringHash.h"
 
 namespace {
 
 static const char setTimeoutName[] = "setTimeout";
 static const char setIntervalName[] = "setInterval";
@@ skipping 82 matching lines @@
         return static_cast<XMLHttpRequest*>(eventTarget);
     if (interfaceName == EventTargetNames::XMLHttpRequestUpload)
         return static_cast<XMLHttpRequestUpload*>(eventTarget)->xmlHttpRequest();
     return nullptr;
 }
 
 AsyncCallTracker::AsyncCallTracker(V8DebuggerAgent* debuggerAgent, InstrumentingAgents* instrumentingAgents)
     : m_debuggerAgent(debuggerAgent)
     , m_instrumentingAgents(instrumentingAgents)
 {
-    m_debuggerAgent->addAsyncCallTrackingListener(this);
 }
 
 AsyncCallTracker::~AsyncCallTracker()
 {
-#if !ENABLE(OILPAN)
-    m_debuggerAgent->removeAsyncCallTrackingListener(this);
-#endif
 }
 
 void AsyncCallTracker::asyncCallTrackingStateChanged(bool tracking)
 {
     m_instrumentingAgents->setAsyncCallTracker(tracking ? this : nullptr);
 }
 
 void AsyncCallTracker::resetAsyncOperations()
 {
     for (auto& it : m_executionContextDataMap)
@@ skipping 266 matching lines @@
     return data;
 }
 
 DEFINE_TRACE(AsyncCallTracker)
 {
 #if ENABLE(OILPAN)
     visitor->trace(m_executionContextDataMap);
     visitor->trace(m_debuggerAgent);
     visitor->trace(m_instrumentingAgents);
 #endif
-    V8DebuggerAgent::AsyncCallTrackingListener::trace(visitor);
 }
 
 } // namespace blink