Split out audio debug recording from RenderProcessHostImpl.

content/renderer/media/aec_dump_message_filter.cc

Index: content/renderer/media/aec_dump_message_filter.cc
diff --git a/content/renderer/media/aec_dump_message_filter.cc b/content/renderer/media/aec_dump_message_filter.cc
index 01a6d0b900a5e750113568c1be3dc05a63e09fc0..ceedc92b93518ab291acbcd45bd1a62bdd5751ac 100644
--- a/content/renderer/media/aec_dump_message_filter.cc
+++ b/content/renderer/media/aec_dump_message_filter.cc
@@ -10,10 +10,6 @@
 #include "content/renderer/media/webrtc_logging.h"
 #include "ipc/ipc_logging.h"
 #include "ipc/ipc_sender.h"
-#
-namespace {
-const int kInvalidDelegateId = -1;
-}
 
 namespace content {
 
@@ -24,7 +20,6 @@ AecDumpMessageFilter::AecDumpMessageFilter(
     const scoped_refptr<base::SingleThreadTaskRunner>& main_task_runner,
     PeerConnectionDependencyFactory* peerconnection_dependency_factory)
     : sender_(NULL),
-      delegate_id_counter_(1),
       io_task_runner_(io_task_runner),
       main_task_runner_(main_task_runner),
       peerconnection_dependency_factory_(peerconnection_dependency_factory) {
@@ -42,34 +37,6 @@ scoped_refptr<AecDumpMessageFilter> AecDumpMessageFilter::Get() {
   return g_filter;
 }
 
-void AecDumpMessageFilter::AddDelegate(
-    AecDumpMessageFilter::AecDumpDelegate* delegate) {
-  DCHECK(main_task_runner_->BelongsToCurrentThread());
-  DCHECK(delegate);
-  DCHECK_EQ(kInvalidDelegateId, GetIdForDelegate(delegate));
-
-  int id = delegate_id_counter_++;
-  delegates_[id] = delegate;
-
-  io_task_runner_->PostTask(
-      FROM_HERE,
-      base::Bind(&AecDumpMessageFilter::RegisterAecDumpConsumer, this, id));
-}
-
-void AecDumpMessageFilter::RemoveDelegate(
-    AecDumpMessageFilter::AecDumpDelegate* delegate) {
-  DCHECK(main_task_runner_->BelongsToCurrentThread());
-  DCHECK(delegate);
-
-  int id = GetIdForDelegate(delegate);
-  DCHECK_NE(kInvalidDelegateId, id);
-  delegates_.erase(id);
-
-  io_task_runner_->PostTask(
-      FROM_HERE,
-      base::Bind(&AecDumpMessageFilter::UnregisterAecDumpConsumer, this, id));
-}
-
 void AecDumpMessageFilter::Send(IPC::Message* message) {
   DCHECK(io_task_runner_->BelongsToCurrentThread());
   if (sender_)
@@ -78,21 +45,11 @@ void AecDumpMessageFilter::Send(IPC::Message* message) {
     delete message;
 }
 
-void AecDumpMessageFilter::RegisterAecDumpConsumer(int id) {
-  Send(new AecDumpMsg_RegisterAecDumpConsumer(id));
-}
-
-void AecDumpMessageFilter::UnregisterAecDumpConsumer(int id) {
-  Send(new AecDumpMsg_UnregisterAecDumpConsumer(id));
-}
-
 bool AecDumpMessageFilter::OnMessageReceived(const IPC::Message& message) {
   DCHECK(io_task_runner_->BelongsToCurrentThread());
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(AecDumpMessageFilter, message)
-    IPC_MESSAGE_HANDLER(AecDumpMsg_EnableAecDump, OnEnableAecDump)
     IPC_MESSAGE_HANDLER(WebRTCEventLogMsg_EnableEventLog, OnEnableEventLog)
-    IPC_MESSAGE_HANDLER(AecDumpMsg_DisableAecDump, OnDisableAecDump)
     IPC_MESSAGE_HANDLER(WebRTCEventLogMsg_DisableEventLog, OnDisableEventLog)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
@@ -115,18 +72,6 @@ void AecDumpMessageFilter::OnFilterRemoved() {
 void AecDumpMessageFilter::OnChannelClosing() {
   DCHECK(io_task_runner_->BelongsToCurrentThread());
   sender_ = NULL;
-  main_task_runner_->PostTask(
-      FROM_HERE,
-      base::Bind(&AecDumpMessageFilter::DoChannelClosingOnDelegates, this));
-}
-
-void AecDumpMessageFilter::OnEnableAecDump(
-    int id,
-    IPC::PlatformFileForTransit file_handle) {
-  DCHECK(io_task_runner_->BelongsToCurrentThread());
-  main_task_runner_->PostTask(
-      FROM_HERE, base::Bind(&AecDumpMessageFilter::DoEnableAecDump, this, id,
-                            file_handle));
 }
 
 void AecDumpMessageFilter::OnEnableEventLog(
@@ -138,33 +83,12 @@ void AecDumpMessageFilter::OnEnableEventLog(
                             file_handle));
 }
 
-void AecDumpMessageFilter::OnDisableAecDump() {
-  DCHECK(io_task_runner_->BelongsToCurrentThread());
-  main_task_runner_->PostTask(
-      FROM_HERE, base::Bind(&AecDumpMessageFilter::DoDisableAecDump, this));
-}
-
 void AecDumpMessageFilter::OnDisableEventLog() {
   DCHECK(io_task_runner_->BelongsToCurrentThread());
   main_task_runner_->PostTask(
       FROM_HERE, base::Bind(&AecDumpMessageFilter::DoDisableEventLog, this));
 }
 
-void AecDumpMessageFilter::DoEnableAecDump(
-    int id,
-    IPC::PlatformFileForTransit file_handle) {
-  DCHECK(main_task_runner_->BelongsToCurrentThread());
-  DelegateMap::iterator it = delegates_.find(id);
-  if (it != delegates_.end()) {
-    it->second->OnAecDumpFile(file_handle);
-  } else {
-    // Delegate has been removed, we must close the file.
-    base::File file = IPC::PlatformFileForTransitToFile(file_handle);
-    DCHECK(file.IsValid());
-    file.Close();
-  }
-}
-
 void AecDumpMessageFilter::DoEnableEventLog(
     int id,
     IPC::PlatformFileForTransit file_handle) {
@@ -173,37 +97,9 @@ void AecDumpMessageFilter::DoEnableEventLog(
       IPC::PlatformFileForTransitToPlatformFile(file_handle));
 }
 
-void AecDumpMessageFilter::DoDisableAecDump() {
-  DCHECK(main_task_runner_->BelongsToCurrentThread());
-  for (DelegateMap::iterator it = delegates_.begin();
-       it != delegates_.end(); ++it) {
-    it->second->OnDisableAecDump();
-  }
-}
-
 void AecDumpMessageFilter::DoDisableEventLog() {
   DCHECK(main_task_runner_->BelongsToCurrentThread());
   peerconnection_dependency_factory_->StopRtcEventLog();
 }
 
-void AecDumpMessageFilter::DoChannelClosingOnDelegates() {
-  DCHECK(main_task_runner_->BelongsToCurrentThread());
-  for (DelegateMap::iterator it = delegates_.begin();
-       it != delegates_.end(); ++it) {
-    it->second->OnIpcClosing();
-  }
-  delegates_.clear();
-}
-
-int AecDumpMessageFilter::GetIdForDelegate(
-    AecDumpMessageFilter::AecDumpDelegate* delegate) {
-  DCHECK(main_task_runner_->BelongsToCurrentThread());
-  for (DelegateMap::iterator it = delegates_.begin();
-       it != delegates_.end(); ++it) {
-    if (it->second == delegate)
-      return it->first;
-  }
-  return kInvalidDelegateId;
-}
-
 }  // namespace content