removed the autoloader map feature

This feature added complexity to the framework but wasn't used in the core anyway.
You can still use the Map class loader  in your application though. But most of the time, using the APC
autoloader is just better.

src/Symfony/Bundle/FrameworkBundle/FrameworkBundle.php

@@ -18,7 +18,6 @@
 use Symfony\Bundle\FrameworkBundle\DependencyInjection\Compiler\RoutingResolverPass;
 use Symfony\Bundle\FrameworkBundle\DependencyInjection\Compiler\ProfilerPass;
 use Symfony\Bundle\FrameworkBundle\DependencyInjection\Compiler\AddClassesToCachePass;
-use Symfony\Bundle\FrameworkBundle\DependencyInjection\Compiler\AddClassesToAutoloadMapPass;
 use Symfony\Bundle\FrameworkBundle\DependencyInjection\Compiler\TranslatorPass;
 use Symfony\Bundle\FrameworkBundle\DependencyInjection\Compiler\AddCacheWarmerPass;
 use Symfony\Bundle\FrameworkBundle\DependencyInjection\Compiler\ContainerBuilderDebugDumpPass;
@@ -29,7 +28,6 @@
 use Symfony\Component\HttpFoundation\File\File;
 use Symfony\Component\HttpKernel\Bundle\Bundle;
 use Symfony\Component\ClassLoader\ClassCollectionLoader;
-use Symfony\Component\ClassLoader\MapFileClassLoader;
 
 /**
  * Bundle.
@@ -55,11 +53,6 @@ public function boot()
         if ($this->container->has('error_handler')) {
             $this->container->get('error_handler');
         }
-
-        if (file_exists($this->container->getParameter('kernel.cache_dir').'/autoload.php')) {
-            $classloader = new MapFileClassLoader($this->container->getParameter('kernel.cache_dir').'/autoload.php');
-            $classloader->register(true);
-        }
     }
 
     public function build(ContainerBuilder $container)
@@ -75,7 +68,6 @@ public function build(ContainerBuilder $container)
         $container->addCompilerPass(new AddConstraintValidatorsPass());
         $container->addCompilerPass(new FormPass());
         $container->addCompilerPass(new AddClassesToCachePass());
-        $container->addCompilerPass(new AddClassesToAutoloadMapPass());
         $container->addCompilerPass(new TranslatorPass());
         $container->addCompilerPass(new AddCacheWarmerPass());
 

src/Symfony/Bundle/FrameworkBundle/Resources/config/services.xml

@@ -10,7 +10,6 @@
         <parameter key="error_handler.class">Symfony\Component\HttpKernel\Debug\ErrorHandler</parameter>
         <parameter key="filesystem.class">Symfony\Component\HttpKernel\Util\Filesystem</parameter>
         <parameter key="cache_warmer.class">Symfony\Component\HttpKernel\CacheWarmer\CacheWarmerAggregate</parameter>
-        <parameter key="cache_warmer.autoloader_map.class">Symfony\Bundle\FrameworkBundle\CacheWarmer\ClassMapCacheWarmer</parameter>
         <parameter key="file_locator.class">Symfony\Component\HttpKernel\Config\FileLocator</parameter>
     </parameters>
 
@@ -33,11 +32,6 @@
             <argument type="collection" />
         </service>
 
-        <service id="cache_warmer.autoload_map" class="%cache_warmer.autoloader_map.class%" public="false">
-            <tag name="kernel.cache_warmer" />
-            <argument type="service" id="service_container" />
-        </service>
-
         <!--
             If you want to change the Request class, modify the code in
             your front controller (app.php) so that it passes an instance of

src/Symfony/Component/HttpKernel/DependencyInjection/Extension.php

@@ -23,7 +23,6 @@
 abstract class Extension implements ExtensionInterface
 {
     private $classes = array();
-    private $classMap = array();
 
     /**
      * Gets the classes to cache.
@@ -45,26 +44,6 @@ public function addClassesToCompile(array $classes)
         $this->classes = array_merge($this->classes, $classes);
     }
 
-    /**
-     * Gets the autoload class map.
-     *
-     * @return array An array of classes
-     */
-    public function getAutoloadClassMap()
-    {
-        return $this->classMap;
-    }
-
-    /**
-     * Adds classes to the autoload class map.
-     *
-     * @param array $classes An array of classes
-     */
-    public function addClassesToAutoloadMap(array $classes)
-    {
-        $this->classMap = array_merge($this->classMap, $classes);
-    }
-
     /**
      * Returns the base path for the XSD files.
      *