src/vs/workbench/contrib/files/browser/views/openEditorsView.ts/OpenEditorsView/getElements
class OpenEditorsView:	private getElements(): Array<IEditorGroup | OpenEditor> {
		this.elements = [];
		this.editorGroupService.getGroups(GroupsOrder.GRID_APPEARANCE).forEach(g => {
			if (this.showGroups) {
				this.elements.push(g);
			}
			let editors = g.editors.map(ei => new OpenEditor(ei, g));
			if (this.sortOrder === 'alphabetical') {
				editors = editors.sort((first, second) => compareFileNamesDefault(first.editor.getName(), second.editor.getName()));
			}
			this.elements.push(...editors);
		});

		return this.elements;
	}