Fix hard-coding of "about:srcdoc"

third_party/WebKit/Source/platform/weborigin/KURL.cpp

 /*
  * Copyright (C) 2004, 2007, 2008, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2012 Research In Motion Limited. All rights reserved.
  * Copyright (C) 2008, 2009, 2011 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.
@@ skipping 168 matching lines @@
 {
     DEFINE_STATIC_LOCAL(KURL, staticBlankURL, (ParsedURLString, "about:blank"));
     return staticBlankURL;
 }
 
 bool KURL::isAboutBlankURL() const
 {
     return *this == blankURL();
 }
 
+const KURL& srcdocURL()
+{
+    DEFINE_STATIC_LOCAL(KURL, staticSrcdocURL, (ParsedURLString, "about:srcdoc"));
+    return staticSrcdocURL;
+}
+
+bool KURL::isAboutSrcdocURL() const
+{
+    return *this == srcdocURL();
+}
+
 String KURL::elidedString() const
 {
     if (string().length() <= 1024)
         return string();
 
     return string().left(511) + "..." + string().right(510);
 }
 
 KURL::KURL()
     : m_isValid(false)
@@ skipping 704 matching lines @@
     m_string = AtomicString::fromUTF8(output.data(), output.length());
 }
 
 bool KURL::isSafeToSendToAnotherThread() const
 {
     return m_string.isSafeToSendToAnotherThread()
         && (!m_innerURL || m_innerURL->isSafeToSendToAnotherThread());
 }
 
 } // namespace blink