Make static KURLs thread safe

third_party/WebKit/Source/core/html/HTMLFrameElementBase.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Simon Hausmann (hausmann@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2006, 2008, 2009 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 118 matching lines @@
   if (contentFrame())
     document().frame()->loader().client()->didChangeFrameOwnerProperties(this);
 }
 
 void HTMLFrameElementBase::parseAttribute(
     const AttributeModificationParams& params) {
   const QualifiedName& name = params.name;
   const AtomicString& value = params.newValue;
   if (name == srcdocAttr) {
     if (!value.isNull()) {
-      setLocation(srcdocURL().getString());
+      setLocation("about:srcdoc");
     } else {
       const AtomicString& srcValue = fastGetAttribute(srcAttr);
       if (!srcValue.isNull())
         setLocation(stripLeadingAndTrailingHTMLSpaces(srcValue));
     }
   } else if (name == srcAttr && !fastHasAttribute(srcdocAttr)) {
     setLocation(stripLeadingAndTrailingHTMLSpaces(value));
   } else if (name == idAttr) {
     // Important to call through to base for the id attribute so the hasID bit
     // gets set.
@@ skipping 139 matching lines @@
 
   if (contentDocument()) {
     contentDocument()->willChangeFrameOwnerProperties(
         m_marginWidth, marginHeight, m_scrollingMode);
   }
   m_marginHeight = marginHeight;
   frameOwnerPropertiesChanged();
 }
 
 }  // namespace blink