fix documentation for ContentHandler.ignorableWhitespace()

(closes SF bug #881707)

Doc/lib/xmlsaxhandler.tex

@@ -285,7 +285,7 @@ appropriate events in the input document:
   \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

Lib/xml/sax/handler.py

@@ -177,10 +177,7 @@ class ContentHandler:
         chunk, or they may split it into several chunks; however, all
         of the characters in any single event must come from the same
         external entity, so that the Locator provides useful
-        information.
-
-        The application must not attempt to read from the array
-        outside of the specified range."""
+        information."""
 
     def processingInstruction(self, target, data):
         """Receive notification of a processing instruction.