[XHR] No need to remember line number and URL on send() for inspector

Source/core/xml/XMLHttpRequest.cpp

 /*
  *  Copyright (C) 2004, 2006, 2008 Apple Inc. All rights reserved.
  *  Copyright (C) 2005-2007 Alexey Proskuryakov <ap@webkit.org>
  *  Copyright (C) 2007, 2008 Julien Chaffraix <jchaffraix@webkit.org>
  *  Copyright (C) 2008, 2011 Google Inc. All rights reserved.
  *  Copyright (C) 2012 Intel Corporation
  *
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Lesser General Public
  *  License as published by the Free Software Foundation; either
@@ skipping 178 matching lines @@
     return xmlHttpRequest.release();
 }
 
 XMLHttpRequest::XMLHttpRequest(ExecutionContext* context, PassRefPtr<SecurityOrigin> securityOrigin)
     : ActiveDOMObject(context)
     , m_timeoutMilliseconds(0)
     , m_loaderIdentifier(0)
     , m_state(UNSENT)
     , m_lengthDownloadedToFile(0)
     , m_receivedLength(0)
-    , m_lastSendLineNumber(0)
     , m_exceptionCode(0)
     , m_progressEventThrottle(this)
     , m_responseTypeCode(ResponseTypeDefault)
     , m_securityOrigin(securityOrigin)
     , m_async(true)
     , m_includeCredentials(false)
     , m_parsedResponse(false)
     , m_error(false)
     , m_uploadEventsAllowed(true)
     , m_uploadComplete(false)
@@ skipping 1234 matching lines @@
     if (!m_responseDocument->wellFormed())
         m_responseDocument = nullptr;
 
     m_parsedResponse = true;
 
     endLoading();
 }
 
 void XMLHttpRequest::endLoading()
 {
-    InspectorInstrumentation::didFinishXHRLoading(executionContext(), this, this, m_loaderIdentifier, m_responseText, m_method, m_url, m_lastSendURL, m_lastSendLineNumber);
+    InspectorInstrumentation::didFinishXHRLoading(executionContext(), this, this, m_loaderIdentifier, m_responseText, m_method, m_url);
 
     if (m_loader)
         m_loader = nullptr;
     m_loaderIdentifier = 0;
 
     changeState(DONE);
 }
 
 void XMLHttpRequest::didSendData(unsigned long long bytesSent, unsigned long long totalBytesToBeSent)
 {
@@ skipping 210 matching lines @@
     visitor->trace(m_responseDocument);
     visitor->trace(m_responseDocumentParser);
     visitor->trace(m_progressEventThrottle);
     visitor->trace(m_upload);
     visitor->trace(m_blobLoader);
     XMLHttpRequestEventTarget::trace(visitor);
     DocumentParserClient::trace(visitor);
 }
 
 } // namespace blink