DevTools: Do not push to frontend messages from worker while it is alive

Source/core/frame/FrameConsole.h

 /*
  * Copyright (C) 2013 Apple 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
@@ skipping 22 matching lines @@
 #include "core/frame/ConsoleTypes.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
 #include "wtf/PassOwnPtr.h"
 
 namespace blink {
 
 class ConsoleMessage;
 class FrameHost;
 class ScriptCallStack;
+class WorkerGlobalScopeProxy;
 
 // FrameConsole takes per-frame console messages and routes them up through the FrameHost to the ChromeClient and Inspector.
 // It's meant as an abstraction around ChromeClient calls and the way that Blink core/ can add messages to the console.
 class FrameConsole FINAL {
 public:
     static PassOwnPtr<FrameConsole> create(LocalFrame& frame) { return adoptPtr(new FrameConsole(frame)); }
 
     void addMessage(PassRefPtrWillBeRawPtr<ConsoleMessage>);
+    void workerGlobalScopeTerminated(WorkerGlobalScopeProxy*);
+
     static String formatStackTraceString(const String& originalMessage, PassRefPtrWillBeRawPtr<ScriptCallStack>);
 
     static void mute();
     static void unmute();
 
 private:
     explicit FrameConsole(LocalFrame&);
 
     LocalFrame& m_frame;
 };
 
 } // namespace blink
 
 #endif // FrameConsole_h