Remove another deprecated client logger

git-svn-id: https://svn.apache.org/repos/asf/james/hupa/trunk@1613842 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/client/src/main/java/org/apache/hupa/Hupa.gwt.xml b/client/src/main/java/org/apache/hupa/Hupa.gwt.xml
index 8d39182..9245710 100644
--- a/client/src/main/java/org/apache/hupa/Hupa.gwt.xml
+++ b/client/src/main/java/org/apache/hupa/Hupa.gwt.xml
@@ -26,7 +26,6 @@
   <set-property name="gwt.logging.consoleHandler" value="DISABLED"/>
   <set-property name="gwt.logging.developmentModeHandler" value="ENABLED"/>
   <set-property name="gwt.logging.hasWidgetsHandler" value="DISABLED"/>
-  <set-property name="gwt.logging.popupHandler" value="DISABLED"/>
   <set-property name="gwt.logging.systemHandler" value="ENABLED"/>
   <set-property name="gwt.logging.simpleRemoteHandler" value="DISABLED"/>
   <!-- Hupa modules -->