DevTools: make InspectorDebuggerAgent aggregate V8DebuggerAgent instead of inheriting

Source/core/inspector/InspectorConsoleAgent.cpp

 /*
  * Copyright (C) 2011 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 13 matching lines @@
 
 
 #include "config.h"
 #include "core/inspector/InspectorConsoleAgent.h"
 
 #include "core/inspector/ConsoleMessage.h"
 #include "core/inspector/ConsoleMessageStorage.h"
 #include "core/inspector/IdentifiersFactory.h"
 #include "core/inspector/InjectedScript.h"
 #include "core/inspector/InjectedScriptManager.h"
-#include "core/inspector/InspectorDebuggerAgent.h"
 #include "core/inspector/InspectorState.h"
 #include "core/inspector/InstrumentingAgents.h"
 #include "core/inspector/ScriptArguments.h"
 #include "core/inspector/ScriptAsyncCallStack.h"
+#include "core/inspector/V8DebuggerAgent.h"
 #include "core/inspector/v8/V8Debugger.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 namespace ConsoleAgentState {
 static const char consoleMessagesEnabled[] = "consoleMessagesEnabled";
 }
 
 InspectorConsoleAgent::InspectorConsoleAgent(InjectedScriptManager* injectedScriptManager)
@@ skipping 184 matching lines @@
     }
     if (consoleMessage->messageId())
         jsonObj->setMessageId(consoleMessage->messageId());
     if (consoleMessage->relatedMessageId())
         jsonObj->setRelatedMessageId(consoleMessage->relatedMessageId());
     frontend()->messageAdded(jsonObj);
     frontend()->flush();
 }
 
 } // namespace blink