src/vs/workbench/contrib/scm/browser/scmViewPane.ts/CollapseAllRepositoriesAction/constructor
class CollapseAllRepositoriesAction:	constructor() {
		super({
			id: `workbench.scm.action.collapseAllRepositories`,
			title: localize('collapse all', "Collapse All Repositories"),
			viewId: VIEW_PANE_ID,
			f1: false,
			icon: Codicon.collapseAll,
			menu: {
				id: MenuId.SCMTitle,
				group: 'navigation',
				when: ContextKeyExpr.and(ContextKeyExpr.equals('view', VIEW_PANE_ID), ContextKeys.ViewModelIsAnyRepositoryCollapsible.isEqualTo(true), ContextKeys.ViewModelAreAllRepositoriesCollapsed.isEqualTo(false))
			}
		});
	}