BrowserMediaPlayerManager manages MediaKeys objects.

media/base/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_CDM_FACTORY_H_
+#define MEDIA_BASE_CDM_FACTORY_H_
+
+#include <string>
+
+#include "base/memory/scoped_ptr.h"
+#include "media/base/media_export.h"
+#include "media/base/media_keys.h"
+
+namespace media {
+
+// Creates a CDM for |key_system|. Returns NULL if the CDM cannot be created.

[ddorwin, 2014/05/15 20:06:05]

If we end up with an ifdef for browser-/IPC-based CDMs, we should add it here.

[xhwang, 2014/05/15 20:59:29]

Added TODO.

+scoped_ptr<MediaKeys> MEDIA_EXPORT
+    CreateBrowserCdm(const std::string& key_system,
+                     const SessionCreatedCB& session_created_cb,
+                     const SessionMessageCB& session_message_cb,
+                     const SessionReadyCB& session_ready_cb,
+                     const SessionClosedCB& session_closed_cb,
+                     const SessionErrorCB& session_error_cb);
+
+}  // namespace media
+
+#endif  // MEDIA_BASE_CDM_FACTORY_H_