Bug 92731

In using the XDMUtil class to compare two XML fragments, it's failing on empty 
namespace declarations.  The empty namespace declarations shouldn't be causing 
a difference in this case (see http://www.w3.org/TR/2006/REC-xml-names-
20060816/#defaulting).

XML Document 1:

<?xml version="1.0" encoding="UTF-8"?>
<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/" 
xmlns:xsd="http://www.w3.org/2001/XMLSchema" 
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
xsi:schemaLocation="http://schemas.xmlsoap.org/soap/envelope/ 
http://schemas.xmlsoap.org/soap/envelope/">
<SOAP-ENV:Body>
  <result xmlns="">
    <string xmlns="urn:BindingsCombinationTest">b1</string>
    <nonNegativeInteger 
xmlns="urn:BindingsCombinationTest">100</nonNegativeInteger>
    <byte xmlns="urn:BindingsCombinationTest">a</byte>
    <short xmlns="urn:BindingsCombinationTest">5</short>
    <int xmlns="urn:BindingsCombinationTest">12345</int>
    <long xmlns="urn:BindingsCombinationTest">12345</long>
    <negativeInteger xmlns="urn:BindingsCombinationTest">-100</negativeInteger>
    <dateTime xmlns="urn:BindingsCombinationTest">10/10/2000</dateTime>
    <nonPositiveInteger 
xmlns="urn:BindingsCombinationTest">0</nonPositiveInteger>
    <duration xmlns="urn:BindingsCombinationTest">P0Y0M0DT0H0M10S</duration>
    <ENTITIES xmlns="urn:BindingsCombinationTest">string byte short</ENTITIES>
    <double xmlns="urn:BindingsCombinationTest">1.111</double>
    <ENTITY xmlns="urn:BindingsCombinationTest">byte</ENTITY>
    <float xmlns="urn:BindingsCombinationTest">1.11</float>
  </result>
</SOAP-ENV:Body>
</SOAP-ENV:Envelope>
 
XML Document 2:

<?xml version="1.0" encoding="UTF-8"?>
<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/" 
xmlns:xsd="http://www.w3.org/2001/XMLSchema" 
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
xsi:schemaLocation="http://schemas.xmlsoap.org/soap/envelope/ 
http://schemas.xmlsoap.org/soap/envelope/">
<SOAP-ENV:Body>
  <result>
    <string xmlns="urn:BindingsCombinationTest">b1</string>
    <nonNegativeInteger 
xmlns="urn:BindingsCombinationTest">100</nonNegativeInteger>
    <byte xmlns="urn:BindingsCombinationTest">a</byte>
    <short xmlns="urn:BindingsCombinationTest">5</short>
    <int xmlns="urn:BindingsCombinationTest">12345</int>
    <long xmlns="urn:BindingsCombinationTest">12345</long>
    <negativeInteger xmlns="urn:BindingsCombinationTest">-100</negativeInteger>
    <dateTime xmlns="urn:BindingsCombinationTest">10/10/2000</dateTime>
    <nonPositiveInteger 
xmlns="urn:BindingsCombinationTest">0</nonPositiveInteger>
    <duration xmlns="urn:BindingsCombinationTest">P0Y0M0DT0H0M10S</duration>
    <ENTITIES xmlns="urn:BindingsCombinationTest">string byte short</ENTITIES>
    <double xmlns="urn:BindingsCombinationTest">1.111</double>
    <ENTITY xmlns="urn:BindingsCombinationTest">byte</ENTITY>
    <float xmlns="urn:BindingsCombinationTest">1.11</float>
  </result>
</SOAP-ENV:Body>
</SOAP-ENV:Envelope>