Merge branch '2.7' into 2.8

* 2.7:
  added checks for public services on compiler passes that use service id and not references

Author: fabpot

DependencyInjection/Compiler/AddConstraintValidatorsPass.php

@@ -28,7 +28,17 @@ public function process(ContainerBuilder $container)
                 $validators[$attributes[0]['alias']] = $id;
             }
 
-            $validators[$container->getDefinition($id)->getClass()] = $id;
+            $definition = $container->getDefinition($id);
+
+            if (!$definition->isPublic()) {
+                throw new InvalidArgumentException(sprintf('The service "%s" must be public as it can be lazy-loaded.', $id));
+            }
+
+            if ($definition->isAbstract()) {
+                throw new InvalidArgumentException(sprintf('The service "%s" must not be abstract as it can be lazy-loaded.', $id));
+            }
+
+            $validators[$definition->getClass()] = $id;
         }
 
         $container->getDefinition('validator.validator_factory')->replaceArgument(1, $validators);

FrameworkBundle.php

@@ -78,7 +78,7 @@ public function build(ContainerBuilder $container)
         // but as late as possible to get resolved parameters
         $container->addCompilerPass(new RegisterListenersPass(), PassConfig::TYPE_BEFORE_REMOVING);
         $container->addCompilerPass(new TemplatingPass());
-        $container->addCompilerPass(new AddConstraintValidatorsPass());
+        $container->addCompilerPass(new AddConstraintValidatorsPass(), PassConfig::TYPE_BEFORE_REMOVING);
         $container->addCompilerPass(new AddValidatorInitializersPass());
         $container->addCompilerPass(new AddConsoleCommandPass());
         $container->addCompilerPass(new FormPass());