[XHR] remove now-unnecessary RaisesException attributes.

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 1098 matching lines @@
     HTTPHeaderMap::AddResult result = m_requestHeaders.add(name, value);
     if (!result.isNewEntry)
         result.iterator->value = result.iterator->value + ", " + value;
 }
 
 const AtomicString& XMLHttpRequest::getRequestHeader(const AtomicString& name) const
 {
     return m_requestHeaders.get(name);
 }
 
-String XMLHttpRequest::getAllResponseHeaders(ExceptionState& exceptionState) const
+String XMLHttpRequest::getAllResponseHeaders() const
 {
     if (m_state < HEADERS_RECEIVED || m_error)
         return "";
 
     StringBuilder stringBuilder;
 
     HTTPHeaderSet accessControlExposeHeaderSet;
     parseAccessControlExposeHeadersAllowList(m_response.httpHeaderField("Access-Control-Expose-Headers"), accessControlExposeHeaderSet);
     HTTPHeaderMap::const_iterator end = m_response.httpHeaderFields().end();
     for (HTTPHeaderMap::const_iterator it = m_response.httpHeaderFields().begin(); it!= end; ++it) {
@@ skipping 13 matching lines @@
         stringBuilder.append(':');
         stringBuilder.append(' ');
         stringBuilder.append(it->value);
         stringBuilder.append('\r');
         stringBuilder.append('\n');
     }
 
     return stringBuilder.toString();
 }
 
-const AtomicString& XMLHttpRequest::getResponseHeader(const AtomicString& name, ExceptionState& exceptionState) const
+const AtomicString& XMLHttpRequest::getResponseHeader(const AtomicString& name) const
 {
     if (m_state < HEADERS_RECEIVED || m_error)
         return nullAtom;
 
     // See comment in getAllResponseHeaders above.
     if (isSetCookieHeader(name) && !securityOrigin()->canLoadLocalResources()) {
         logConsoleError(executionContext(), "Refused to get unsafe header \"" + name + "\"");
         return nullAtom;
     }
 
@@ skipping 22 matching lines @@
     return mimeType;
 }
 
 bool XMLHttpRequest::responseIsXML() const
 {
     // FIXME: Remove the lower() call when DOMImplementation.isXMLMIMEType() is modified
     //        to do case insensitive MIME type matching.
     return DOMImplementation::isXMLMIMEType(responseMIMEType().lower());
 }
 
-int XMLHttpRequest::status(ExceptionState& exceptionState) const
+int XMLHttpRequest::status() const
 {
     if (m_state == UNSENT || m_state == OPENED || m_error)
         return 0;
 
     if (m_response.httpStatusCode())
         return m_response.httpStatusCode();
 
     return 0;
 }
 
-String XMLHttpRequest::statusText(ExceptionState& exceptionState) const
+String XMLHttpRequest::statusText() const
 {
     if (m_state == UNSENT || m_state == OPENED || m_error)
         return String();
 
     if (!m_response.httpStatusText().isNull())
         return m_response.httpStatusText();
 
     return String();
 }
 
@@ skipping 209 matching lines @@
 {
     return EventTargetNames::XMLHttpRequest;
 }
 
 ExecutionContext* XMLHttpRequest::executionContext() const
 {
     return ActiveDOMObject::executionContext();
 }
 
 } // namespace WebCore