1659-drop-obsolete-rule

specifications/xpath-functions-40/src/xpath-functions.xml

@@ -817,12 +817,7 @@ for transition to Proposed Recommendation. </p>'>
                for this error are defined in the specification of each function.</p>
                <note><p>It is the responsibility of each function implementation to invoke this conversion; it
                does not happen automatically as a consequence of the function-calling rules.</p></note></item>
-               <item><p>In cases where an option is list-valued, by convention the function should accept
-               either a sequence or an array: but this rule applies only if the specification
-               of the option explicitly accepts either. Accepting a sequence is convenient if the
-               value is generated programmatically using an XPath expression; while accepting an array 
-               allows the options to be held in an external file in JSON format, to be read using
-               a call on the <code>fn:json-doc</code> function.</p></item>
+
                <item><p>In cases where the value of an option is itself a map, the specification
                of the particular function must indicate whether or not these rules apply recursively 
                to the contents of that map.</p></item>