Remove background_alias_do_not_use_permission

chrome/common/extensions/manifest_tests/extension_manifests_background_unittest.cc

Index: chrome/common/extensions/manifest_tests/extension_manifests_background_unittest.cc
diff --git a/chrome/common/extensions/manifest_tests/extension_manifests_background_unittest.cc b/chrome/common/extensions/manifest_tests/extension_manifests_background_unittest.cc
index 6d46479325b1e39b856e89bc01e9e077d842c8d1..cad53f87f21de27381a1d1f5e4bae5e09776ee27 100644
--- a/chrome/common/extensions/manifest_tests/extension_manifests_background_unittest.cc
+++ b/chrome/common/extensions/manifest_tests/extension_manifests_background_unittest.cc
@@ -22,11 +22,6 @@ namespace extensions {
 TEST_F(ExtensionManifestTest, BackgroundPermission) {
   LoadAndExpectError("background_permission.json",
                      errors::kBackgroundPermissionNeeded);
-
-  scoped_refptr<Extension> extension;
-  extension = LoadAndExpectSuccess("background_permission_alias.json");
-  EXPECT_TRUE(extension->HasAPIPermission(
-        extensions::APIPermission::kBackground));
 }
 
 TEST_F(ExtensionManifestTest, BackgroundScripts) {