in src/main/lib/modernizr/modernizr.custom.js [210:221]
tests['csstransforms3d'] = function() {
var ret = !!testPropsAll('perspective');
if ( ret && 'webkitPerspective' in docElement.style ) {
injectElementWithStyles('@media (transform-3d),(-webkit-transform-3d){#modernizr{left:9px;position:absolute;height:3px;}}', function( node, rule ) {
ret = node.offsetLeft === 9 && node.offsetHeight === 3;
});
}
return ret;
};