SVG 1.1 dynamic update tests
Tests dynamic updates of the 'patternContentUnits' property of the SVGPatternElement object
On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
PASS patternElement.patternContentUnits.baseVal is SVGUnitTypes.SVG_UNIT_TYPE_USERSPACEONUSE
PASS patternElement.patternContentUnits.baseVal is SVGUnitTypes.SVG_UNIT_TYPE_OBJECTBOUNDINGBOX
PASS successfullyParsed is true
TEST COMPLETE