RFR: JDK-8220202: Simplify/standardize method naming for HtmlTree

[Hannes Wallnöfer]

+1

I wasn’t a bit fan of this change originally, but looking at the changes I can see it removes cruft and cleans up the code.

Hannes


> Am 05.03.2019 um 22:41 schrieb Jonathan Gibbons <jonathan.gibbons at oracle.com>:
> 
> Please review a conceptually simple changeset to rename 3 methods on the internal HtmlTree class.
> 
> `addAttr` is renamed to `put` and two overloads of `addContent` are renamed to `add`.
> 
> All the changes to the files in src/jdk.javadoc were performed mechanically, with an IDE rename.
> 
> One test file needed to be updated as well; within that file, the edits were done with "find and replace" in a text editor.
> 
> Although simple, the number of use sites is large, making it a big changeset. It may be easiest to scan through the overall patch than to read the changes in each file.
> 
> -- Jon
> 
> JBS: https://bugs.openjdk.java.net/browse/JDK-8220202
> Webrev: http://cr.openjdk.java.net/~jjg/8220202/webrev.00/
>