8223586: remove jpackage dead code and other cleanup
Reviewed-by: asemenyuk, almatvee
HtmlAttrsTest.java:14: error: unknown attribute: xyz
* <p xyz> text </p>
^
HtmlAttrsTest.java:19: warning: attribute obsolete: name
* <img name="x" alt="alt">
^
HtmlAttrsTest.java:24: warning: attribute obsolete, use CSS instead: size
* <font size="3"> text </font>
^
1 error
2 warnings