`WI.StepsFunction` should really be named `WI.StepsTimingFunction` to convey it's true purpose it also shouldn't really be in `Source/WebInspectorUI/UserInterface/Models/Geometry.js` since it has nothing to do with geometry :/
Pull request: https://github.com/WebKit/WebKit/pull/16095
Committed 266345@main (8868d37a317d): <https://commits.webkit.org/266345@main> Reviewed commits have been landed. Closing PR #16095 and removing active labels.
<rdar://problem/112945816>