Fix a spelling error in the configuration uri options.

git-svn-id: https://svn.apache.org/repos/asf/activemq/activemq-cpp/branches/activemq-cpp-2.x@787396 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/activemq/core/ActiveMQConstants.cpp b/src/main/activemq/core/ActiveMQConstants.cpp
index 1568292..d0e71bc 100644
--- a/src/main/activemq/core/ActiveMQConstants.cpp
+++ b/src/main/activemq/core/ActiveMQConstants.cpp
@@ -47,7 +47,7 @@
 
     uriParams[CONNECTION_CLOSETIMEOUT] = "connection.closeTimeout";
     uriParams[CONNECTION_SENDTIMEOUT] = "connection.sendTimeout";
-    uriParams[CONNECTION_PRODUCERWINDOWSIZE] = "connection.producerWidowSize";
+    uriParams[CONNECTION_PRODUCERWINDOWSIZE] = "connection.producerWindowSize";
     uriParams[CONNECTION_ALWAYSSYNCSEND] = "connection.alwaysSyncSend";
     uriParams[CONNECTION_USEASYNCSEND] = "connection.useAsyncSend";
     uriParams[PARAM_USERNAME] = "username";