src/vs/workbench/contrib/mergeEditor/browser/commands/commands.ts/OpenBaseFile/constructor
class OpenBaseFile:	constructor() {
		super({
			id: 'merge.openBaseEditor',
			category: mergeEditorCategory,
			title: {
				value: localize('merge.openBaseEditor', 'Open Base File'),
				original: 'Open Base File',
			},
			f1: true,
			precondition: ctxIsMergeEditor,
		});
	}