Change Details

``` User-facing, this is a refactor. Internally, the scheduler does not have to call a mostly empty function every half a second. ``` Backport of core PR18923.

``` User-facing, this is a refactor. Internally, the scheduler does not have to call a mostly empty function every half a second. ``` Backport of core [[https://github.com/bitcoin/bitcoin/pull/18923 | PR18923]].

``` User-facing, this is a refactor. Internally, the scheduler does not have to call a mostly empty function every half a second. ``` Backport of core [[https://github.com/bitcoin/bitcoin/pull/18923 | PR18923]].