code style fix as requested

Author: nicolabeghin

lib/Cake/Controller/Component/Auth/BasicAuthenticate.php

@@ -82,12 +82,9 @@ public function authenticate(CakeRequest $request, CakeResponse $response) {
  * @return mixed Either false or an array of user information
  */
 	public function getUser(CakeRequest $request) {
-		$username = '';
-		$pass = '';
-		if (isset($_SERVER['PHP_AUTH_USER'])) {
-			$username = env('PHP_AUTH_USER');
-			$pass = env('PHP_AUTH_PW');
-		} else {
+		$username = env('PHP_AUTH_USER');
+		$pass = env('PHP_AUTH_PW');
+		if (empty($username)) {
 			$httpAuthorization = $request->header('Authorization');
 			if ($httpAuthorization !== false && strlen($httpAuthorization) > 0 && strpos($httpAuthorization, 'Basic') !== false) {
 				list($username, $pass) = explode(':', base64_decode(substr($httpAuthorization, 6)));