Limit console messages' automatic collection of parser state.

Source/core/page/PageConsole.cpp

 /*
  * 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 28 matching lines @@
 #include "core/page/ConsoleTypes.h"
 #include "core/page/Page.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
 namespace {
 
 int muteCount = 0;
 
+static bool shouldCollectParserStateForSourceType(MessageSource source)
+{
+    return source == RenderingMessageSource || source == CSSMessageSource || source == OtherMessageSource;
+}
+
 }
 
 PageConsole::PageConsole(Page* page)
     : m_page(page)
 {
 }
 
 PageConsole::~PageConsole() { }
 
-void PageConsole::addMessage(MessageSource source, MessageLevel level, const String& message, unsigned long requestIdentifier, Document* document)
+void PageConsole::addMessage(MessageSource source, MessageLevel level, const String& message, unsigned long requestIdentifier, Document* document, ParserStateCollectionDisposition parserStateDisposition)
 {
     String url;
     if (document)
         url = document->url().string();
     unsigned line = 0;
-    if (document && document->parsing() && !document->isInDocumentWrite() && document->scriptableDocumentParser()) {
+    if ((shouldCollectParserStateForSourceType(source) || parserStateDisposition == ForceParserStateCollection) && document && document->parsing() && !document->isInDocumentWrite() && document->scriptableDocumentParser()) {
         ScriptableDocumentParser* parser = document->scriptableDocumentParser();
         if (!parser->isWaitingForScripts() && !parser->isExecutingScript())
             line = parser->lineNumber().oneBasedInt();
     }
     addMessage(source, level, message, url, line, 0, 0, 0, requestIdentifier);
 }
 
 void PageConsole::addMessage(MessageSource source, MessageLevel level, const String& message, PassRefPtr<ScriptCallStack> callStack)
 {
     addMessage(source, level, message, String(), 0, 0, callStack, 0);
@@ skipping 26 matching lines @@
 }
 
 // static
 void PageConsole::unmute()
 {
     ASSERT(muteCount > 0);
     muteCount--;
 }
 
 } // namespace WebCore