Move the call to enable the WebRTC event log from PeerConnectionFactory to PeerConnection.

content/renderer/media/peer_connection_tracker.cc

Index: content/renderer/media/peer_connection_tracker.cc
diff --git a/content/renderer/media/peer_connection_tracker.cc b/content/renderer/media/peer_connection_tracker.cc
index 103236484c9fc3b573287f50850db964210f348a..b452ba95a3ee2d7e7bfaa463d08044c1fa5fdc06 100644
--- a/content/renderer/media/peer_connection_tracker.cc
+++ b/content/renderer/media/peer_connection_tracker.cc
@@ -343,6 +343,8 @@ bool PeerConnectionTracker::OnControlMessageReceived(
   IPC_BEGIN_MESSAGE_MAP(PeerConnectionTracker, message)
     IPC_MESSAGE_HANDLER(PeerConnectionTracker_GetAllStats, OnGetAllStats)
     IPC_MESSAGE_HANDLER(PeerConnectionTracker_OnSuspend, OnSuspend)
+    IPC_MESSAGE_HANDLER(PeerConnectionTracker_StartEventLog, OnStartEventLog)
+    IPC_MESSAGE_HANDLER(PeerConnectionTracker_StopEventLog, OnStopEventLog)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
@@ -380,6 +382,30 @@ void PeerConnectionTracker::OnSuspend() {
   }
 }
 
+void PeerConnectionTracker::OnStartEventLog(int local_id,
+                                            IPC::PlatformFileForTransit file,
+                                            int64_t max_file_size_bytes) {
+  DCHECK(main_thread_.CalledOnValidThread());
+  for (PeerConnectionIdMap::iterator it = peer_connection_id_map_.begin();

[dcheng, 2016/04/04 21:44:57]

Consider using for (auto& kv : map_) syntax here and below.

[Ivo-OOO until feb 6, 2016/04/05 08:59:27]

Thanks, looks better.

+       it != peer_connection_id_map_.end(); ++it) {
+    if (it->second == local_id) {
+      it->first->StartEventLog(file, max_file_size_bytes);
+      return;
+    }
+  }
+}
+
+void PeerConnectionTracker::OnStopEventLog(int local_id) {
+  DCHECK(main_thread_.CalledOnValidThread());
+  for (PeerConnectionIdMap::iterator it = peer_connection_id_map_.begin();
+       it != peer_connection_id_map_.end(); ++it) {
+    if (it->second == local_id) {
+      it->first->StopEventLog();
+      return;
+    }
+  }
+}
+
 void PeerConnectionTracker::RegisterPeerConnection(
     RTCPeerConnectionHandler* pc_handler,
     const webrtc::PeerConnectionInterface::RTCConfiguration& config,