signalling_thread_fix.patch

diff --git a/examples/peerconnection/client/conductor.cc b/examples/peerconnection/client/conductor.cc
index 965525abff..75027ca17e 100644
--- a/examples/peerconnection/client/conductor.cc
+++ b/examples/peerconnection/client/conductor.cc
@@ -297,6 +297,14 @@ void Conductor::OnPeerDisconnected(int id) {
 }
 
 void Conductor::OnMessageFromPeer(int peer_id, const std::string& message) {
+  if (!signaling_thread_.get()) {
+    signaling_thread_ = rtc::Thread::CreateWithSocketServer();
+    signaling_thread_->Start();
+  }
+  signaling_thread_->PostTask([=] { OnMessageFromPeerOnSignallingThread(peer_id, message); });
+}
+
+void Conductor::OnMessageFromPeerOnSignallingThread(int peer_id, const std::string& message) {
   RTC_DCHECK(peer_id_ == peer_id || peer_id_ == -1);
   RTC_DCHECK(!message.empty());
 
diff --git a/examples/peerconnection/client/conductor.h b/examples/peerconnection/client/conductor.h
index 80617d3cf4..fac85b3be2 100644
--- a/examples/peerconnection/client/conductor.h
+++ b/examples/peerconnection/client/conductor.h
@@ -94,6 +94,7 @@ class Conductor : public webrtc::PeerConnectionObserver,
   void OnPeerDisconnected(int id) override;
 
   void OnMessageFromPeer(int peer_id, const std::string& message) override;
+  void OnMessageFromPeerOnSignallingThread(int peer_id, const std::string& message);
 
   void OnMessageSent(int err) override;