Delay notifyOutstandingRpc() until after responding to channel.close errors.

Author: Steve Powell

src/com/rabbitmq/client/impl/ChannelN.java

@@ -357,9 +357,13 @@ private void asyncShutdown(Command command) throws IOException {
                                                                      false,
                                                                      command,
                                                                      this);
-        synchronized (_channelMutex) {
-            processShutdownSignal(signal, true, true);
-            quiescingTransmit(new Channel.CloseOk());
+        try {
+            synchronized (_channelMutex) {
+                processShutdownSignal(signal, true, false);
+                quiescingTransmit(new Channel.CloseOk());
+            }
+        } finally {
+            notifyOutstandingRpc(signal);
         }
         notifyListeners();
     }