Give the connection object to the timeout as well

include/connectionhandler.h

@@ -28,10 +28,11 @@ public:
      *  do not implement it, certain methods that fail immediately
      *  will not be reported.
      *
+     *  @param  connection      the connection that needs the timeout
      *  @param  timeout         number of seconds to wait
      *  @param  callback        function to execute once time runs out
      */
-    virtual void setTimeout(double seconds, const std::function<void()>& callback) {}
+    virtual void setTimeout(Connection *connection, double seconds, const std::function<void()>& callback) {}
 
     /**
      *  Method that is called when data needs to be sent over the network

src/channelimpl.cpp

@@ -553,7 +553,7 @@ Deferred<Arguments...>& ChannelImpl::send(const Frame &frame, const char *messag
         // register an error on the deferred handler
         // after a timeout, so it gets called only
         // after a possible handler was installed.
-        _connection->_handler->setTimeout(0, [handler, message]() {
+        _connection->_handler->setTimeout(_connection->_parent, 0, [handler, message]() {
             // emit an error on the handler
             handler->error(message);
         });