Decoupled the SchemaRegistryService from SchemaRegistry.

chrome/browser/policy/schema_registry_service_factory.cc

Index: chrome/browser/policy/schema_registry_service_factory.cc
diff --git a/chrome/browser/policy/schema_registry_service_factory.cc b/chrome/browser/policy/schema_registry_service_factory.cc
index 71758ffc9076cbb1247912cd29ca8f1166599b20..eaa526848015ce7c60056e06a8583ffa2acc077e 100644
--- a/chrome/browser/policy/schema_registry_service_factory.cc
+++ b/chrome/browser/policy/schema_registry_service_factory.cc
@@ -60,10 +60,11 @@ SchemaRegistryServiceFactory::CreateForContextInternal(
     CombinedSchemaRegistry* global_registry) {
   DCHECK(!context->IsOffTheRecord());
   DCHECK(registries_.find(context) == registries_.end());
-  SchemaRegistryService* registry =
-      new SchemaRegistryService(chrome_schema, global_registry);
-  registries_[context] = registry;
-  return make_scoped_ptr(registry);
+  scoped_ptr<SchemaRegistry> registry(new SchemaRegistry);
+  scoped_ptr<SchemaRegistryService> service(new SchemaRegistryService(
+      registry.Pass(), chrome_schema, global_registry));
+  registries_[context] = service.get();
+  return service.Pass();
 }
 
 void SchemaRegistryServiceFactory::BrowserContextShutdown(