Remove dependency on MessageHandlerAutoCleanup from VirtualSocket

Bug: webrtc:11988
Change-Id: Ifeb901b110bd6c82922ae2560e4d508c6ed289d2
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/194560
Commit-Queue: Tommi <tommi@webrtc.org>
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#32661}
diff --git a/rtc_base/virtual_socket_server.h b/rtc_base/virtual_socket_server.h
index f33ebcc..84f8fb1 100644
--- a/rtc_base/virtual_socket_server.h
+++ b/rtc_base/virtual_socket_server.h
@@ -305,7 +305,7 @@
 // Implements the socket interface using the virtual network.  Packets are
 // passed as messages using the message queue of the socket server.
 class VirtualSocket : public AsyncSocket,
-                      public MessageHandlerAutoCleanup,
+                      public MessageHandler,
                       public sigslot::has_slots<> {
  public:
   VirtualSocket(VirtualSocketServer* server, int family, int type, bool async);