8026368: doclint does not report empty tags when tag closed implicitly
Reviewed-by: darcy
HtmlAttrsTest.java:13: error: unknown attribute: xyz
* <p xyz> text </p>
^
HtmlAttrsTest.java:18: warning: attribute obsolete: name
* <img name="x" alt="alt">
^
HtmlAttrsTest.java:23: warning: attribute obsolete, use CSS instead: size
* <font size="3"> text </font>
^
1 error
2 warnings