Un-inline KURL's default constructor to avoid bloating

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 158 matching lines @@
 }
 
 String KURL::elidedString() const
 {
     if (string().length() <= 1024)
         return string();
 
     return string().left(511) + "..." + string().right(510);
 }
 
+KURL::KURL()
+    : m_isValid(false)
+    , m_protocolIsInHTTPFamily(false)
+{
+}
+
 // Initializes with a string representing an absolute URL. No encoding
 // information is specified. This generally happens when a KURL is converted
 // to a string and then converted back. In this case, the URL is already
 // canonical and in proper escaped form so needs no encoding. We treat it as
 // UTF-8 just in case.
 KURL::KURL(ParsedURLStringTag, const String& url)
 {
     if (!url.isNull())
         init(KURL(), url, 0);
     else {
@@ skipping 718 matching lines @@
     m_string = AtomicString::fromUTF8(output.data(), output.length());
 }
 
 bool KURL::isSafeToSendToAnotherThread() const
 {
     return m_string.isSafeToSendToAnotherThread()
         && (!m_innerURL || m_innerURL->isSafeToSendToAnotherThread());
 }
 
 } // namespace WebCore