media: Remove BrowserCdmFactory inferface.

media/base/browser_cdm_factory.h

-// Copyright 2014 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.
-
-#ifndef MEDIA_BASE_BROWSER_CDM_FACTORY_H_
-#define MEDIA_BASE_BROWSER_CDM_FACTORY_H_
-
-#include <string>
-
-#include "base/macros.h"
-#include "base/memory/ref_counted.h"
-#include "media/base/media_export.h"
-#include "media/base/media_keys.h"
-
-namespace media {
-
-// TODO(xhwang): Merge this with media::CdmFactory.
-class MEDIA_EXPORT BrowserCdmFactory {
- public:
-  BrowserCdmFactory() {}
-  virtual ~BrowserCdmFactory() {}
-
-  virtual scoped_refptr<MediaKeys> CreateBrowserCdm(
-      const std::string& key_system,
-      bool use_hw_secure_codecs,
-      const SessionMessageCB& session_message_cb,
-      const SessionClosedCB& session_closed_cb,
-      const LegacySessionErrorCB& legacy_session_error_cb,
-      const SessionKeysChangeCB& session_keys_change_cb,
-      const SessionExpirationUpdateCB& session_expiration_update_cb) = 0;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(BrowserCdmFactory);
-};
-
-// Provides a factory for creating BrowserCdm instances. There is only one
-// BrowserCdmFactory per process.
-void SetBrowserCdmFactory(BrowserCdmFactory* factory);
-
-// Creates a MediaKeys for |key_system|. Returns NULL if the CDM cannot be
-// created.
-// |use_hw_secure_codecs| indicates that the CDM should be configured to use
-// hardware-secure codecs (for platforms that support it).
-// TODO(xhwang): Add ifdef for IPC based CDM.
-scoped_refptr<MediaKeys> MEDIA_EXPORT
-CreateBrowserCdm(const std::string& key_system,
-                 bool use_hw_secure_codecs,
-                 const SessionMessageCB& session_message_cb,
-                 const SessionClosedCB& session_closed_cb,
-                 const LegacySessionErrorCB& legacy_session_error_cb,
-                 const SessionKeysChangeCB& session_keys_change_cb,
-                 const SessionExpirationUpdateCB& session_expiration_update_cb);
-
-}  // namespace media
-
-#endif  // MEDIA_BASE_BROWSER_CDM_FACTORY_H_