Take advantage of the new Pass() machinery on scoped_ptr{,_malloc}.

media/filters/chunk_demuxer_factory.cc

Index: media/filters/chunk_demuxer_factory.cc
diff --git a/media/filters/chunk_demuxer_factory.cc b/media/filters/chunk_demuxer_factory.cc
index 0f6920f711dc906326cddefdcfd47edebf0cd524..97d6aaa355a73f391da9989edaf6f7cc1b9b5294 100644
--- a/media/filters/chunk_demuxer_factory.cc
+++ b/media/filters/chunk_demuxer_factory.cc
@@ -19,11 +19,12 @@ static void InitDone(MessageLoop* message_loop,
   message_loop->PostTask(FROM_HERE, base::Bind(cb, status, demuxer));
 }
 
-ChunkDemuxerFactory::ChunkDemuxerFactory(const std::string& url,
-                                         DemuxerFactory* delegate_factory,
-                                         ChunkDemuxerClient* client)
+ChunkDemuxerFactory::ChunkDemuxerFactory(
+    const std::string& url,
+    scoped_ptr<DemuxerFactory> delegate_factory,
+    ChunkDemuxerClient* client)
     : url_(url),
-      delegate_factory_(delegate_factory),
+      delegate_factory_(delegate_factory.Pass()),
       client_(client) {
   DCHECK(delegate_factory_.get());
 }
@@ -45,8 +46,9 @@ void ChunkDemuxerFactory::Build(const std::string& url,
   demuxer->Init(base::Bind(&InitDone, MessageLoop::current(), cb, demuxer));
 }
 
-DemuxerFactory* ChunkDemuxerFactory::Clone() const {
-  return new ChunkDemuxerFactory(url_, delegate_factory_->Clone(), client_);
+scoped_ptr<DemuxerFactory> ChunkDemuxerFactory::Clone() const {
+  return scoped_ptr<DemuxerFactory>(new ChunkDemuxerFactory(
+      url_, delegate_factory_->Clone().Pass(), client_));
 }
 
 }  // namespace media