src/vs/workbench/contrib/welcome/gettingStarted/browser/gettingStarted.ts/GettingStartedPage/scrollPrev
class GettingStartedPage:	private async scrollPrev() {
		this.inProgressScroll = this.inProgressScroll.then(async () => {
			this.currentCategory = undefined;
			this.editorInput.selectedCategory = undefined;
			this.editorInput.selectedStep = undefined;
			this.selectStep(undefined);
			this.setSlide('categories');
			this.container.focus();
		});
	}