RFR: JDK-8250766: javadoc adds redundant spaces when @see program element is wrapped [v4]

[Pavel Rappo]

On Wed, 5 May 2021 07:40:25 GMT, Hannes Wallnöfer <hannesw at openjdk.org> wrote:

>> This changes reference parsing in `DocCommentParser` to normalize whitespace in signatures to a large extent. In particular, multiple whitespace characters are coalesced into a single space character, and whitespace after opening parentheses and angle brackets are suppressed.
>
> Hannes Wallnöfer has updated the pull request incrementally with one additional commit since the last revision:
> 
>   JDK-8250766: Additional test for whitespace normalization in @see signature

Marked as reviewed by prappo (Reviewer).

Almost forgot: trivially update the copyright year in CommentHelper before pushing.

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PR: https://git.openjdk.java.net/jdk/pull/3754