RFR: JDK-8266856 Make <wbr> element void [v2]

[Jonathan Gibbons]

On Thu, 20 May 2021 15:01:11 GMT, Pavel Rappo <prappo at openjdk.org> wrote:

>> Jonathan Gibbons has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   add test
>
> test/langtools/jdk/javadoc/doclet/testVoidHtmlElements/TestVoidHtmlElements.java line 57:
> 
>> 55:             } catch (IllegalArgumentException e) {
>> 56:             }
>> 57:         }
> 
> Why do you do the check twice?

OK, I guess I don't need to ... I was thinking to do the checks "both ways", but I guess the intersection is the same both ways.

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PR: https://git.openjdk.java.net/jdk/pull/4098