Caching AudioOutputDevice instances in mixer manager

content/renderer/render_frame_impl.cc

 // Copyright 2013 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 "content/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 2492 matching lines @@
       new media::MojoRendererFactory(GetMediaInterfaceProvider()));
 #else
   std::unique_ptr<media::RendererFactory> media_renderer_factory =
       GetContentClient()->renderer()->CreateMediaRendererFactory(
           this, render_thread->GetGpuFactories(), media_log);
 
   if (!media_renderer_factory.get()) {
     media_renderer_factory.reset(new media::DefaultRendererFactory(
         media_log, GetDecoderFactory(),
         base::Bind(&RenderThreadImpl::GetGpuFactories,
-                   base::Unretained(render_thread)),
-        *render_thread->GetAudioHardwareConfig()));
+                   base::Unretained(render_thread))));
   }
 #endif  // defined(ENABLE_MOJO_RENDERER)
 
   if (!url_index_.get() || url_index_->frame() != frame_)
     url_index_.reset(new media::UrlIndex(frame_));
 
   media::WebMediaPlayerImpl* media_player = new media::WebMediaPlayerImpl(
       frame_, client, encrypted_client,
       GetWebMediaPlayerDelegate()->AsWeakPtr(),
       std::move(media_renderer_factory), url_index_, params);
@@ skipping 3523 matching lines @@
                                     int match_count,
                                     int ordinal,
                                     const WebRect& selection_rect,
                                     bool final_status_update) {
   Send(new FrameHostMsg_Find_Reply(routing_id_, request_id, match_count,
                                    selection_rect, ordinal,
                                    final_status_update));
 }
 
 }  // namespace content