DeferredStringifier: Clean up comments and indentation in tests

Change-Id: Ifdf2fe711a0be495465255c6fabb55fe34b79b27

includes/libs/DeferredStringifier.php

@@ -26,8 +26,10 @@
 class DeferredStringifier {
 	/** @var callable Callback used for result string generation */
 	private $callback;
+
 	/** @var array */
 	private $params;
+
 	/** @var string */
 	private $result;
 
@@ -42,7 +44,7 @@ class DeferredStringifier {
 	}
 
 	/**
-	 * Returns a string generated by callback
+	 * Get the string generated from the callback
 	 *
 	 * @return string
 	 */

tests/phpunit/includes/libs/DeferredStringifierTest.php

@@ -15,13 +15,24 @@ class DeferredStringifierTest extends PHPUnit_Framework_TestCase {
 	public static function provideToString() {
 		return array(
 			// No args
-			array( array( function() {
-				return 'foo';
-			} ), 'foo' ),
+			array(
+				array(
+					function() {
+						return 'foo';
+					}
+				),
+				'foo'
+			),
 			// Has args
-			array( array( function( $i ) {
-				return $i;
-			}, 'bar' ), 'bar' ),
+			array(
+				array(
+					function( $i ) {
+						return $i;
+					},
+					'bar'
+				),
+				'bar'
+			),
 		);
 	}