Destroy MojoMediaClient in MojoMediaApplication::OnStop().

media/mojo/services/mojo_media_client.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/mojo/services/mojo_media_client.h"
 
 #include "base/single_thread_task_runner.h"
 #include "media/base/audio_decoder.h"
 #include "media/base/audio_renderer_sink.h"
 #include "media/base/cdm_factory.h"
 #include "media/base/media_log.h"
 #include "media/base/renderer_factory.h"
 #include "media/base/video_decoder.h"
 #include "media/base/video_renderer_sink.h"
 
 namespace media {
 
 MojoMediaClient::MojoMediaClient() {}
 
 MojoMediaClient::~MojoMediaClient() {}
 
 void MojoMediaClient::Initialize() {}
 
-void MojoMediaClient::WillQuit() {}
-
 std::unique_ptr<AudioDecoder> MojoMediaClient::CreateAudioDecoder(
     scoped_refptr<base::SingleThreadTaskRunner> task_runner) {
   return nullptr;
 }
 
 std::unique_ptr<VideoDecoder> MojoMediaClient::CreateVideoDecoder(
     scoped_refptr<base::SingleThreadTaskRunner> task_runner) {
   return nullptr;
 }
 
@@ skipping 11 matching lines @@
     const scoped_refptr<MediaLog>& media_log) {
   return nullptr;
 }
 
 std::unique_ptr<CdmFactory> MojoMediaClient::CreateCdmFactory(
     shell::mojom::InterfaceProvider* interface_provider) {
   return nullptr;
 }
 
 }  // namespace media