Remove TextTrackLoaderClient::shouldLoadCues and ::cueLoadingStarted

Source/core/loader/TextTrackLoader.cpp

 /*
  * Copyright (C) 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.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 101 matching lines @@
     if (!m_cueLoadTimer.isActive())
         m_cueLoadTimer.startOneShot(0);
 
     cancelLoad();
 }
 
 bool TextTrackLoader::load(const KURL& url, const String& crossOriginMode)
 {
     cancelLoad();
 
-    if (!m_client.shouldLoadCues(this))
-        return false;
-
     FetchRequest cueRequest(ResourceRequest(m_document.completeURL(url)), FetchInitiatorTypeNames::texttrack);
 
     if (!crossOriginMode.isNull()) {
         m_crossOriginMode = crossOriginMode;
         StoredCredentials allowCredentials = equalIgnoringCase(crossOriginMode, "use-credentials") ? AllowStoredCredentials : DoNotAllowStoredCredentials;
         updateRequestForAccessControl(cueRequest.mutableResourceRequest(), m_document.securityOrigin(), allowCredentials);
     } else {
         // Cross-origin resources that are not suitably CORS-enabled may not load.
         if (!m_document.securityOrigin()->canRequest(url)) {
             corsPolicyPreventedLoad();
             return false;
         }
     }
 
     ResourceFetcher* fetcher = m_document.fetcher();
     m_resource = fetcher->fetchRawResource(cueRequest);
     if (!m_resource)
         return false;
     m_resource->addClient(this);
-    m_client.cueLoadingStarted(this);
     return true;
 }
 
 void TextTrackLoader::newCuesParsed()
 {
     if (m_cueLoadTimer.isActive())
         return;
 
     m_newCuesAvailable = true;
     m_cueLoadTimer.startOneShot(0);
@@ skipping 24 matching lines @@
 }
 
 void TextTrackLoader::getNewRegions(Vector<RefPtr<TextTrackRegion> >& outputRegions)
 {
     ASSERT(m_cueParser);
     if (m_cueParser)
         m_cueParser->getNewRegions(outputRegions);
 }
 
 }