src/vs/workbench/services/search/node/fileSearch.ts/FileWalker/getStats
class FileWalker:	getStats(): ISearchEngineStats {
		return {
			cmdTime: this.cmdSW!.elapsed(),
			fileWalkTime: this.fileWalkSW!.elapsed(),
			directoriesWalked: this.directoriesWalked,
			filesWalked: this.filesWalked,
			cmdResultCount: this.cmdResultCount
		};
	}