fix documentation for ContentHandler.ignorableWhitespace()
(closes SF bug #881707)
diff --git a/Doc/lib/xmlsaxhandler.tex b/Doc/lib/xmlsaxhandler.tex
index c5858fc..c523ddb 100644
--- a/Doc/lib/xmlsaxhandler.tex
+++ b/Doc/lib/xmlsaxhandler.tex
@@ -285,7 +285,7 @@
   \var{length} parameters.}
 \end{methoddesc}
 
-\begin{methoddesc}[ContentHandler]{ignorableWhitespace}{}
+\begin{methoddesc}[ContentHandler]{ignorableWhitespace}{whitespace}
   Receive notification of ignorable whitespace in element content.
         
   Validating Parsers must use this method to report each chunk