Clean out unused methods from VoiceEngine and VoEBase.

voice_engine/voe_base_impl.cc

Index: voice_engine/voe_base_impl.cc
diff --git a/voice_engine/voe_base_impl.cc b/voice_engine/voe_base_impl.cc
index 50611df77e955fac805b8bf5e21a04d07d22b178..8768b324b9869a1be51293f04ed2a7dbdf97a8a9 100644
--- a/voice_engine/voe_base_impl.cc
+++ b/voice_engine/voe_base_impl.cc
@@ -468,22 +468,6 @@ int VoEBaseImpl::DeleteChannel(int channel) {
   return 0;
 }
 
-int VoEBaseImpl::StartReceive(int channel) {
-  rtc::CritScope cs(shared_->crit_sec());
-  if (!shared_->statistics().Initialized()) {
-    shared_->SetLastError(VE_NOT_INITED, kTraceError);
-    return -1;
-  }
-  voe::ChannelOwner ch = shared_->channel_manager().GetChannel(channel);
-  voe::Channel* channelPtr = ch.channel();
-  if (channelPtr == nullptr) {
-    shared_->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
-                          "StartReceive() failed to locate channel");
-    return -1;
-  }
-  return 0;
-}
-
 int VoEBaseImpl::StartPlayout(int channel) {
   rtc::CritScope cs(shared_->crit_sec());
   if (!shared_->statistics().Initialized()) {
@@ -569,22 +553,6 @@ int VoEBaseImpl::StopSend(int channel) {
   return StopSend();
 }
 
-int VoEBaseImpl::GetVersion(char version[1024]) {
-  if (version == nullptr) {
-    shared_->SetLastError(VE_INVALID_ARGUMENT, kTraceError);
-    return -1;
-  }
-
-  std::string versionString = VoiceEngine::GetVersionString();
-  RTC_DCHECK_GT(1024, versionString.size() + 1);
-  char* end = std::copy(versionString.cbegin(), versionString.cend(), version);
-  end[0] = '\n';
-  end[1] = '\0';
-  return 0;
-}
-
-int VoEBaseImpl::LastError() { return (shared_->statistics().LastError()); }
-
 int32_t VoEBaseImpl::StartPlayout() {
   if (!shared_->audio_device()->Playing()) {
     if (shared_->audio_device()->InitPlayout() != 0) {
@@ -716,33 +684,4 @@ void VoEBaseImpl::GetPlayoutData(int sample_rate, size_t number_of_channels,
   *ntp_time_ms = audioFrame_.ntp_time_ms_;
 }
 
-int VoEBaseImpl::AssociateSendChannel(int channel,
-                                      int accociate_send_channel) {
-  rtc::CritScope cs(shared_->crit_sec());
-
-  if (!shared_->statistics().Initialized()) {
-      shared_->SetLastError(VE_NOT_INITED, kTraceError);
-      return -1;
-  }
-
-  voe::ChannelOwner ch = shared_->channel_manager().GetChannel(channel);
-  voe::Channel* channel_ptr = ch.channel();
-  if (channel_ptr == NULL) {
-    shared_->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
-        "AssociateSendChannel() failed to locate channel");
-    return -1;
-  }
-
-  ch = shared_->channel_manager().GetChannel(accociate_send_channel);
-  voe::Channel* accociate_send_channel_ptr = ch.channel();
-  if (accociate_send_channel_ptr == NULL) {
-    shared_->SetLastError(VE_CHANNEL_NOT_VALID, kTraceError,
-        "AssociateSendChannel() failed to locate accociate_send_channel");
-    return -1;
-  }
-
-  channel_ptr->set_associate_send_channel(ch);
-  return 0;
-}
-
 }  // namespace webrtc