Integrated: JDK-8259283: use new HtmlId and HtmlIds classes

[Jonathan Gibbons]

On Wed, 6 Jan 2021 00:12:04 GMT, Jonathan Gibbons <jjg at openjdk.org> wrote:

> Please review this change to centralize the management of HTML ids used by the standard doclet in a single new factory class, `HtmlIds`, which utilizes a new type-safe wrapper class around `String` called `HtmlId`.
> 
> The new classes are used both when declaring ids (e.g. `HtmlTree.setId`) and when referencing them (e.g. `Links.createLink`).  The enum `SectionName`, which declared a set of standard ids, goes away, as do methods in `Links` and other places to create "anchors".
> 
> This is a simple refactoring: there is no intentional change of functionality, and no tests are affected or need to be updated. However, the changes do highlight the inconsistency of the use of ids: it would be good to rationalize these in separate, targeted follow-up work.

This pull request has now been integrated.

Changeset: 916ab4e7
Author:    Jonathan Gibbons <jjg at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/916ab4e7
Stats:     1022 lines in 39 files changed: 553 ins; 293 del; 176 mod

8259283: use new HtmlId and HtmlIds classes

Reviewed-by: hannesw

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PR: https://git.openjdk.java.net/jdk/pull/1951