Prepare MediaDrmBridge to work with MediaCodecPlayer

media/base/browser_cdm_factory.cc

 // 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.
 
 #include "media/base/browser_cdm_factory.h"
 
 #include "base/logging.h"
 
 #if defined(OS_ANDROID)
 #include "media/base/android/browser_cdm_factory_android.h"
 #endif
 
 namespace media {
 
 namespace {
 BrowserCdmFactory* g_cdm_factory = NULL;
 }
 
 void SetBrowserCdmFactory(BrowserCdmFactory* factory) {
   DCHECK(!g_cdm_factory);
   g_cdm_factory = factory;
 }
 
-scoped_ptr<BrowserCdm> CreateBrowserCdm(
+BrowserCdmPtr 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) {
   if (!g_cdm_factory) {
 #if defined(OS_ANDROID)
     SetBrowserCdmFactory(new BrowserCdmFactoryAndroid);
 #else
     LOG(ERROR) << "Cannot create BrowserCdm: no BrowserCdmFactory available!";
     return scoped_ptr<BrowserCdm>();
 #endif
   }
 
   return g_cdm_factory->CreateBrowserCdm(
       key_system, use_hw_secure_codecs, session_message_cb, session_closed_cb,
       legacy_session_error_cb, session_keys_change_cb,
       session_expiration_update_cb);
 }
 
 }  // namespace media