Chromecast: fix SwitchingMediaRenderer::Initialize signature

chromecast/media/base/switching_media_renderer.h

 // Copyright 2015 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 CHROMECAST_MEDIA_BASE_SWITCHING_MEDIA_RENDERER_H_
 #define CHROMECAST_MEDIA_BASE_SWITCHING_MEDIA_RENDERER_H_
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "media/base/renderer.h"
@@ skipping 15 matching lines @@
 class SwitchingMediaRenderer : public ::media::Renderer {
  public:
   SwitchingMediaRenderer(
       scoped_ptr<::media::Renderer> default_renderer,
       scoped_ptr<::media::Renderer> cma_renderer);
   ~SwitchingMediaRenderer() override;
 
   // ::media::Renderer implementation:
   void Initialize(
       ::media::DemuxerStreamProvider* demuxer_stream_provider,
-      const base::Closure& init_cb,
+      const ::media::PipelineStatusCB& init_cb,
       const ::media::StatisticsCB& statistics_cb,
       const ::media::BufferingStateCB& buffering_state_cb,
       const ::media::Renderer::PaintCB& paint_cb,
       const base::Closure& ended_cb,
       const ::media::PipelineStatusCB& error_cb,
       const base::Closure& waiting_for_decryption_key_cb) override;
   void SetCdm(::media::CdmContext* cdm_context,
               const ::media::CdmAttachedCB& cdm_attached_cb) override;
   void Flush(const base::Closure& flush_cb) override;
   void StartPlayingFrom(base::TimeDelta time) override;
@@ skipping 11 matching lines @@
   scoped_ptr<::media::Renderer> default_renderer_;
   scoped_ptr<::media::Renderer> cma_renderer_;
 
   DISALLOW_COPY_AND_ASSIGN(SwitchingMediaRenderer);
 };
 
 }  // namespace media
 }  // namespace chromecast
 
 #endif  // CHROMECAST_MEDIA_BASE_SWITCHING_MEDIA_RENDERER_H_