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

Source/modules/mediasource/MediaSourceBase.cpp

 /*
  * Copyright (C) 2013 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 77 matching lines @@
 }
 
 double MediaSourceBase::duration() const
 {
     return isClosed() ? std::numeric_limits<float>::quiet_NaN() : m_private->duration();
 }
 
 void MediaSourceBase::setDuration(double duration, ExceptionCode& ec)
 {
     if (duration < 0.0 || std::isnan(duration)) {
-        ec = INVALID_ACCESS_ERR;
+        ec = InvalidAccessError;
         return;
     }
     if (!isOpen()) {
-        ec = INVALID_STATE_ERR;
+        ec = InvalidStateError;
         return;
     }
     m_private->setDuration(duration);
 }
 
 
 void MediaSourceBase::setReadyState(const AtomicString& readyState)
 {
     m_readyState = readyState;
 
     if (isClosed())
         m_private.clear();
 }
 
 void MediaSourceBase::endOfStream(const AtomicString& error, ExceptionCode& ec)
 {
     DEFINE_STATIC_LOCAL(const AtomicString, network, ("network", AtomicString::ConstructFromLiteral));
     DEFINE_STATIC_LOCAL(const AtomicString, decode, ("decode", AtomicString::ConstructFromLiteral));
 
     // 3.1 http://dvcs.w3.org/hg/html-media/raw-file/tip/media-source/media-source.html#dom-endofstream
     // 1. If the readyState attribute is not in the "open" state then throw an
-    // INVALID_STATE_ERR exception and abort these steps.
+    // InvalidStateError exception and abort these steps.
     if (!isOpen()) {
-        ec = INVALID_STATE_ERR;
+        ec = InvalidStateError;
         return;
     }
 
     MediaSourcePrivate::EndOfStreamStatus eosStatus = MediaSourcePrivate::EosNoError;
 
     if (error.isNull() || error.isEmpty()) {
         eosStatus = MediaSourcePrivate::EosNoError;
     } else if (error == network) {
         eosStatus = MediaSourcePrivate::EosNetworkError;
     } else if (error == decode) {
         eosStatus = MediaSourcePrivate::EosDecodeError;
     } else {
-        ec = INVALID_ACCESS_ERR;
+        ec = InvalidAccessError;
         return;
     }
 
     // 2. Change the readyState attribute value to "ended".
     setReadyState(endedKeyword());
     m_private->endOfStream(eosStatus);
 }
 
 bool MediaSourceBase::isOpen() const
 {
@@ skipping 92 matching lines @@
 {
     MemoryClassInfo info(memoryObjectInfo, this, WebCoreMemoryTypes::DOM);
     ActiveDOMObject::reportMemoryUsage(memoryObjectInfo);
     info.addMember(m_eventTargetData, "eventTargetData");
     info.addMember(m_readyState, "readyState");
     info.addMember(m_private, "private");
     info.addMember(m_asyncEventQueue, "asyncEventQueue");
 }
 
 }