[DevTools] ConsoleMessage storage moved from ConsoleAgent

Source/core/frame/LocalDOMWindow.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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 531 matching lines @@
 
 void LocalDOMWindow::frameDestroyed()
 {
     FrameDestructionObserver::frameDestroyed();
     reset();
 }
 
 void LocalDOMWindow::willDetachFrameHost()
 {
     m_frame->host()->eventHandlerRegistry().didRemoveAllEventHandlers(*this);
+    m_frame->console().messageStorage()->windowCleared(this);
     InspectorInstrumentation::frameWindowDiscarded(m_frame, this);
 }
 
 void LocalDOMWindow::willDestroyDocumentInFrame()
 {
     // It is necessary to copy m_properties to a separate vector because the DOMWindowProperties may
     // unregister themselves from the LocalDOMWindow as a result of the call to willDestroyGlobalObjectInFrame.
     Vector<DOMWindowProperty*> properties;
     copyToVector(m_properties, properties);
     for (size_t i = 0; i < properties.size(); ++i)
@@ skipping 1352 matching lines @@
     visitor->trace(m_applicationCache);
     visitor->trace(m_performance);
     visitor->trace(m_css);
     visitor->trace(m_eventQueue);
     WillBeHeapSupplementable<LocalDOMWindow>::trace(visitor);
     EventTargetWithInlineData::trace(visitor);
     LifecycleContext<LocalDOMWindow>::trace(visitor);
 }
 
 } // namespace blink