Removing "using" declarations that import names in the C++ Standard library.

Source/core/xml/parser/XMLDocumentParser.cpp

 /*
  * Copyright (C) 2000 Peter Kelly (pmk@post.com)
  * Copyright (C) 2005, 2006, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008 Holger Hans Peter Freyther
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 54 matching lines @@
 #include "platform/network/ResourceError.h"
 #include "platform/network/ResourceRequest.h"
 #include "platform/network/ResourceResponse.h"
 #include "platform/weborigin/SecurityOrigin.h"
 #include "wtf/StringExtras.h"
 #include "wtf/TemporaryChange.h"
 #include "wtf/Threading.h"
 #include "wtf/Vector.h"
 #include "wtf/unicode/UTF8.h"
 
-using namespace std;
-
 namespace WebCore {
 
 using namespace HTMLNames;
 
 // FIXME: HTMLConstructionSite has a limit of 512, should these match?
 static const unsigned maxXMLTreeDepth = 5000;
 
 static inline String toString(const xmlChar* string, size_t length)
 {
     return String::fromUTF8(reinterpret_cast<const char*>(string), length);
@@ skipping 1531 matching lines @@
     sax.initialized = XML_SAX2_MAGIC;
     RefPtr<XMLParserContext> parser = XMLParserContext::createStringParser(&sax, &state);
     String parseString = "<?xml version=\"1.0\"?><attrs " + string + " />";
     parseChunk(parser->context(), parseString);
     finishParsing(parser->context());
     attrsOK = state.gotAttributes;
     return state.attributes;
 }
 
 } // namespace WebCore