AssetBundle - fix docs

src/Symfony/Component/Asset/Package.php

@@ -60,6 +60,9 @@ class Package implements PackageInterface
         return $this->context;
     }
 
+    /**
+     * @return VersionStrategyInterface
+     */
     protected function getVersionStrategy()
     {
         return $this->versionStrategy;

src/Symfony/Component/Asset/VersionStrategy/StaticVersionStrategy.php

@@ -21,6 +21,10 @@ class StaticVersionStrategy implements VersionStrategyInterface
     private $version;
     private $format;
 
+    /**
+     * @param string $version Version number
+     * @param string $format  Url format
+     */
     public function __construct($version, $format = null)
     {
         $this->version = $version;