Add audio_device_id in mojo media ServiceFactory CreateRenderer api.

media/mojo/services/media_mojo_unittest.cc

 // 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.
 
 #include <stdint.h>
 
 #include <memory>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 86 matching lines @@
     cdm_->Initialize(key_system, kSecurityOrigin,
                      mojom::CdmConfig::From(CdmConfig()),
                      base::Bind(&MediaServiceTest::OnCdmInitialized,
                                 base::Unretained(this)));
   }
 
   MOCK_METHOD1(OnRendererInitialized, void(bool));
 
   void InitializeRenderer(const VideoDecoderConfig& video_config,
                           bool expected_result) {
-    service_factory_->CreateRenderer(mojo::GetProxy(&renderer_));
+    service_factory_->CreateRenderer(std::string(), mojo::GetProxy(&renderer_));
 
     video_stream_.set_video_decoder_config(video_config);
 
     mojom::DemuxerStreamPtr video_stream_proxy;
     mojo_video_stream_.reset(new MojoDemuxerStreamImpl(
         &video_stream_, GetProxy(&video_stream_proxy)));
 
     EXPECT_CALL(*this, OnRendererInitialized(expected_result))
         .Times(Exactly(1))
         .WillOnce(InvokeWithoutArgs(run_loop_.get(), &base::RunLoop::Quit));
@@ skipping 69 matching lines @@
   // close the connection.
   EXPECT_CALL(*this, ConnectionClosed())
       .Times(Exactly(1))
       .WillOnce(Invoke(run_loop_.get(), &base::RunLoop::Quit));
   service_factory_.reset();
 
   run_loop_->Run();
 }
 
 }  // namespace media