src/vs/workbench/contrib/timeline/browser/timelinePane.ts/TimelinePane/pageOnScroll
class TimelinePane:	get pageOnScroll() {
		if (this._pageOnScroll === undefined) {
			this._pageOnScroll = this.configurationService.getValue<boolean | null | undefined>('timeline.pageOnScroll') ?? false;
		}

		return this._pageOnScroll;
	}