Migrate WTF::LinkedHashSet/ListHashSet::add() to ::insert()

third_party/WebKit/Source/platform/loader/fetch/ResourceFetcher.cpp

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
     Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All
     rights reserved.
     Copyright (C) 2009 Torch Mobile Inc. http://www.torchmobile.com/
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
@@ skipping 1057 matching lines @@
   return m_loaders.size() > 0 || m_nonBlockingLoaders.size() > 0;
 }
 
 void ResourceFetcher::preloadStarted(Resource* resource) {
   if (m_preloads && m_preloads->contains(resource))
     return;
   resource->increasePreloadCount();
 
   if (!m_preloads)
     m_preloads = new HeapListHashSet<Member<Resource>>;
-  m_preloads->add(resource);
+  m_preloads->insert(resource);
 
   if (m_preloadedURLsForTest)
     m_preloadedURLsForTest->insert(resource->url().getString());
 }
 
 void ResourceFetcher::enableIsPreloadedForTest() {
   if (m_preloadedURLsForTest)
     return;
   m_preloadedURLsForTest = WTF::wrapUnique(new HashSet<String>);
 
@@ skipping 463 matching lines @@
   visitor->trace(m_context);
   visitor->trace(m_archive);
   visitor->trace(m_loaders);
   visitor->trace(m_nonBlockingLoaders);
   visitor->trace(m_documentResources);
   visitor->trace(m_preloads);
   visitor->trace(m_resourceTimingInfoMap);
 }
 
 }  // namespace blink