[Oilpan] [Reland] Migrate classes under core/fetch to Oilpan heap

Source/core/fetch/ResourceLoaderSet.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 17 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "core/fetch/ResourceLoaderSet.h"
 
 #include "wtf/Vector.h"
 
 namespace blink {
 
-PassOwnPtrWillBeRawPtr<ResourceLoaderSet> ResourceLoaderSet::create()
+ResourceLoaderSet* ResourceLoaderSet::create()
 {
-    return adoptPtrWillBeNoop(new ResourceLoaderSet);
+    return new ResourceLoaderSet;
 }
 
 DEFINE_TRACE(ResourceLoaderSet)
 {
-#if ENABLE(OILPAN)
     visitor->trace(m_set);
-#endif
 }
 
 void ResourceLoaderSet::cancelAll()
 {
-    WillBeHeapVector<RefPtrWillBeMember<ResourceLoader>> loadersCopy;
+    HeapVector<Member<ResourceLoader>> loadersCopy;
     copyToVector(m_set, loadersCopy);
     for (const auto& loader : loadersCopy)
         loader->cancel();
 }
 
 void ResourceLoaderSet::setAllDefersLoading(bool defers)
 {
-    WillBeHeapVector<RefPtrWillBeMember<ResourceLoader>> loadersCopy;
+    HeapVector<Member<ResourceLoader>> loadersCopy;
     copyToVector(m_set, loadersCopy);
     for (const auto& loader : loadersCopy)
         loader->setDefersLoading(defers);
 }
 
 }