Integrated: 8294293: Remove unused _width and _newlines field in outputStream

[Johan Sjölen]

On Fri, 23 Sep 2022 15:59:39 GMT, Johan Sjölen <jsjolen at openjdk.org> wrote:

> 1. `_width` is unused so I deleted it
> 2. `_newlines` was used in one place, and only to check if any new lines had been seen. I removed `_newlines` and instead used `update_position`'s unused return value to indicate whether any newlines has been seen. This required expanding the call of `xmlTextStream::write` in `defaultStream`.
> 
> This removes some cruft from `outputStream` and saves us 8 bytes on the size of `outputStream`.
> 
> I also noted that `_position` isn't number of chars into a line, but rather a "visual position". It's a bit surprising, which is why I added this comment. This can be seen in the `\t` case in `update_position`.

This pull request has now been integrated.

Changeset: 052a9249
Author:    Johan Sjölen <jsjolen at openjdk.org>
Committer: Coleen Phillimore <coleenp at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/052a924985c9a095c5b45bfdc139b451bb41158e
Stats:     25 lines in 2 files changed: 3 ins; 8 del; 14 mod

8294293: Remove unused _width and _newlines field in outputStream

Reviewed-by: rehn, dholmes

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PR: https://git.openjdk.org/jdk/pull/10411