src/vs/workbench/services/preferences/common/preferencesModels.ts/defaultKeybindingsContents
export function defaultKeybindingsContents(keybindingService: IKeybindingService): string {
	const defaultsHeader = '// ' + nls.localize('defaultKeybindingsHeader', "Override key bindings by placing them into your key bindings file.");
	return defaultsHeader + '\n' + keybindingService.getDefaultKeybindingsContent();
}