src/vs/workbench/api/common/extHostFileSystem.ts/ExtHostFileSystem/$rename
class ExtHostFileSystem:	$rename(handle: number, oldUri: UriComponents, newUri: UriComponents, opts: files.FileOverwriteOptions): Promise<void> {
		return Promise.resolve(this._getFsProvider(handle).rename(URI.revive(oldUri), URI.revive(newUri), opts));
	}