src/vs/editor/contrib/comment/browser/comment.ts/AddLineCommentAction/constructor
class AddLineCommentAction:	constructor() {
		super(Type.ForceAdd, {
			id: 'editor.action.addCommentLine',
			label: nls.localize('comment.line.add', "Add Line Comment"),
			alias: 'Add Line Comment',
			precondition: EditorContextKeys.writable,
			kbOpts: {
				kbExpr: EditorContextKeys.editorTextFocus,
				primary: KeyChord(KeyMod.CtrlCmd | KeyCode.KeyK, KeyMod.CtrlCmd | KeyCode.KeyC),
				weight: KeybindingWeight.EditorContrib
			}
		});
	}