Rename ExceptionCode constants to use the names in the spec (2/3)

Source/modules/mediastream/RTCSessionDescription.cpp

 /*
  * Copyright (C) 2012 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.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 30 matching lines @@
 static bool verifyType(const String& type)
 {
     return type == "offer" || type == "pranswer" || type == "answer";
 }
 
 PassRefPtr<RTCSessionDescription> RTCSessionDescription::create(const Dictionary& dictionary, ExceptionCode& ec)
 {
     String type;
     bool ok = dictionary.get("type", type);
     if (!ok || !verifyType(type)) {
-        ec = TYPE_MISMATCH_ERR;
+        ec = TypeMismatchError;
         return 0;
     }
 
     String sdp;
     ok = dictionary.get("sdp", sdp);
     if (!ok || sdp.isEmpty()) {
-        ec = TYPE_MISMATCH_ERR;
+        ec = TypeMismatchError;
         return 0;
     }
 
     return adoptRef(new RTCSessionDescription(WebKit::WebRTCSessionDescription(type, sdp)));
 }
 
 PassRefPtr<RTCSessionDescription> RTCSessionDescription::create(WebKit::WebRTCSessionDescription webSessionDescription)
 {
     return adoptRef(new RTCSessionDescription(webSessionDescription));
 }
@@ skipping 11 matching lines @@
 String RTCSessionDescription::type()
 {
     return m_webSessionDescription.type();
 }
 
 void RTCSessionDescription::setType(const String& type, ExceptionCode& ec)
 {
     if (verifyType(type))
         m_webSessionDescription.setType(type);
     else
-        ec = TYPE_MISMATCH_ERR;
+        ec = TypeMismatchError;
 }
 
 String RTCSessionDescription::sdp()
 {
     return m_webSessionDescription.sdp();
 }
 
 void RTCSessionDescription::setSdp(const String& sdp, ExceptionCode& ec)
 {
     m_webSessionDescription.setSDP(sdp);
 }
 
 WebKit::WebRTCSessionDescription RTCSessionDescription::webSessionDescription()
 {
     return m_webSessionDescription;
 }
 
 } // namespace WebCore