Limit console messages' automatic collection of parser state.

Source/core/dom/ScriptExecutionContext.h

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * Copyright (C) 2012 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
@@ skipping 54 matching lines @@
     KURL completeURL(const String& url) const { return virtualCompleteURL(url); }
 
     virtual String userAgent(const KURL&) const = 0;
 
     virtual void disableEval(const String& errorMessage) = 0;
 
     bool sanitizeScriptError(String& errorMessage, int& lineNumber, int& columnNumber, String& sourceURL);
     void reportException(const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL, PassRefPtr<ScriptCallStack>);
 
     void addConsoleMessage(MessageSource, MessageLevel, const String& message, const String& sourceURL, unsigned lineNumber, ScriptState* = 0, unsigned long requestIdentifier = 0);
-    virtual void addConsoleMessage(MessageSource, MessageLevel, const String& message, unsigned long requestIdentifier = 0) = 0;
+    virtual void addConsoleMessage(MessageSource, MessageLevel, const String& message, unsigned long requestIdentifier = 0, ParserStateCollectionDisposition = DoNotForceParserStateCollection) = 0;
 
     PublicURLManager& publicURLManager();
 
     // Active objects are not garbage collected even if inaccessible, e.g. because their activity may result in callbacks being invoked.
     bool canSuspendActiveDOMObjects();
     bool hasPendingActivity();
 
     // Active objects can be asked to suspend even if canSuspendActiveDOMObjects() returns 'false' -
     // step-by-step JS debugging is one example.
     virtual void suspendActiveDOMObjects(ActiveDOMObject::ReasonForSuspension);
@@ skipping 102 matching lines @@
 
     // The location of this member is important; to make sure contextDestroyed() notification on
     // ScriptExecutionContext's members (notably m_timeouts) is called before they are destructed,
     // m_lifecycleNotifer should be placed *after* such members.
     OwnPtr<ContextLifecycleNotifier> m_lifecycleNotifier;
 };
 
 } // namespace WebCore
 
 #endif // ScriptExecutionContext_h