Remove MessageLoop methods from Filter interface

media/base/filters.cc

 // Copyright (c) 2010 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/filters.h"
 
 #include "base/logging.h"
-#include "base/message_loop.h"
 
 namespace media {
 
-Filter::Filter() : host_(NULL), message_loop_(NULL) {}
+Filter::Filter() : host_(NULL) {}
 
 Filter::~Filter() {}
 
 const char* Filter::major_mime_type() const {
   return "";
 }
 
 void Filter::set_host(FilterHost* host) {
   DCHECK(host);
   DCHECK(!host_);
   host_ = host;
 }
 
 FilterHost* Filter::host() {
   return host_;
 }
 
-bool Filter::requires_message_loop() const {
-  return false;
-}
-
-const char* Filter::message_loop_name() const {
-  return "FilterThread";
-}
-
-void Filter::set_message_loop(MessageLoop* message_loop) {
-  DCHECK(message_loop);
-  DCHECK(!message_loop_);
-  message_loop_ = message_loop;
-}
-
-MessageLoop* Filter::message_loop() {
-  return message_loop_;
-}
-
 void Filter::Play(FilterCallback* callback) {
   DCHECK(callback);
   if (callback) {
     callback->Run();
     delete callback;
   }
 }
 
 void Filter::Pause(FilterCallback* callback) {
   DCHECK(callback);
@@ skipping 28 matching lines @@
   }
 }
 
 void Filter::OnAudioRendererDisabled() {
 }
 
 bool DataSource::IsUrlSupported(const std::string& url) {
   return true;
 }
 
-bool Demuxer::requires_message_loop() const {
-  return true;
-}
-
-const char* Demuxer::message_loop_name() const {
-  return "DemuxerThread";
-}
-
 const char* AudioDecoder::major_mime_type() const {
   return mime_type::kMajorTypeAudio;
 }
 
-bool AudioDecoder::requires_message_loop() const {
-  return true;
-}
-
-const char* AudioDecoder::message_loop_name() const {
-  return "AudioDecoderThread";
-}
-
 const char* AudioRenderer::major_mime_type() const {
   return mime_type::kMajorTypeAudio;
 }
 
 const char* VideoDecoder::major_mime_type() const {
   return mime_type::kMajorTypeVideo;
 }
 
-bool VideoDecoder::requires_message_loop() const {
-  return true;
-}
-
-const char* VideoDecoder::message_loop_name() const {
-  return "VideoDecoderThread";
-}
-
 const char* VideoRenderer::major_mime_type() const {
   return mime_type::kMajorTypeVideo;
 }
 
 void* DemuxerStream::QueryInterface(const char* interface_id) {
   return NULL;
 }
 
 DemuxerStream::~DemuxerStream() {}
 
 VideoDecoder::VideoDecoder() {}
 
 VideoDecoder::~VideoDecoder() {}
 
 AudioDecoder::AudioDecoder() {}
 
 AudioDecoder::~AudioDecoder() {}
 
 }  // namespace media