Move RtcEventLog object from inside VoiceEngine to Call.

webrtc/voice_engine/channel_manager.cc

Index: webrtc/voice_engine/channel_manager.cc
diff --git a/webrtc/voice_engine/channel_manager.cc b/webrtc/voice_engine/channel_manager.cc
index 96f6d2b2eec39d5304f2944c82d07a5120c15a11..1b0abe65f4459120ea26e425f5555bc42b7e14b1 100644
--- a/webrtc/voice_engine/channel_manager.cc
+++ b/webrtc/voice_engine/channel_manager.cc
@@ -46,10 +46,7 @@ ChannelOwner::ChannelRef::ChannelRef(class Channel* channel)
     : channel(channel), ref_count(1) {}
 
 ChannelManager::ChannelManager(uint32_t instance_id, const Config& config)
-    : instance_id_(instance_id),
-      last_channel_id_(-1),
-      config_(config),
-      event_log_(rtc::ScopedToUnique(RtcEventLog::Create())) {}
+    : instance_id_(instance_id), last_channel_id_(-1), config_(config) {}
 
 ChannelOwner ChannelManager::CreateChannel() {
   return CreateChannelInternal(config_);
@@ -61,8 +58,7 @@ ChannelOwner ChannelManager::CreateChannel(const Config& external_config) {
 
 ChannelOwner ChannelManager::CreateChannelInternal(const Config& config) {
   Channel* channel;
-  Channel::CreateChannel(channel, ++last_channel_id_, instance_id_,
-                         event_log_.get(), config);
+  Channel::CreateChannel(channel, ++last_channel_id_, instance_id_, config);
   ChannelOwner channel_owner(channel);
 
   rtc::CritScope crit(&lock_);
@@ -129,10 +125,6 @@ size_t ChannelManager::NumOfChannels() const {
   return channels_.size();
 }
 
-RtcEventLog* ChannelManager::GetEventLog() const {
-  return event_log_.get();
-}
-
 ChannelManager::Iterator::Iterator(ChannelManager* channel_manager)
     : iterator_pos_(0) {
   channel_manager->GetAllChannels(&channels_);