Missing 's' for '%s' specifier in log message.

Review by: rjrjr@google.com

git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@9699 8db76d5a-ed1c-0410-87a9-c151d255dfc7

user/src/com/google/gwt/uibinder/rebind/UiBinderParser.java

diff --git a/user/src/com/google/gwt/uibinder/rebind/UiBinderParser.java b/user/src/com/google/gwt/uibinder/rebind/UiBinderParser.java
index 4297a32..b723f9a 100644
--- a/user/src/com/google/gwt/uibinder/rebind/UiBinderParser.java
+++ b/user/src/com/google/gwt/uibinder/rebind/UiBinderParser.java
@@ -130,7 +130,7 @@
     }
 
     if (!TAG.equals(elem.getLocalName())) {
-      writer.die(elem, "Root element must be %s:%", elem.getPrefix(), TAG);
+      writer.die(elem, "Root element must be %s:%s", elem.getPrefix(), TAG);
     }
 
     findResources(elem);