Remove DemuxerFactory and URL parameter from Pipeline.

media/filters/dummy_demuxer_factory.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Implements the DemuxerFactory interface using DummyDemuxer.
-
-#ifndef MEDIA_FILTERS_DUMMY_DEMUXER_FACTORY_H_
-#define MEDIA_FILTERS_DUMMY_DEMUXER_FACTORY_H_
-
-#include "base/compiler_specific.h"
-#include "media/base/demuxer_factory.h"
-
-namespace media {
-
-class MEDIA_EXPORT DummyDemuxerFactory : public DemuxerFactory {
- public:
-  DummyDemuxerFactory(bool has_video, bool has_audio, bool local_source);
-  virtual ~DummyDemuxerFactory();
-
-  // DemuxerFactory methods.
-  virtual void Build(const std::string& url, const BuildCallback& cb) OVERRIDE;
-
- private:
-  bool has_video_;
-  bool has_audio_;
-  bool local_source_;
-
-  DISALLOW_IMPLICIT_CONSTRUCTORS(DummyDemuxerFactory);
-};
-
-}  // namespace media
-
-#endif  // MEDIA_FILTERS_DUMMY_DEMUXER_FACTORY_H_