Auto-formatted all .mojom files.

services/authentication/credentials_impl_db.mojom

Index: services/authentication/credentials_impl_db.mojom
diff --git a/services/authentication/credentials_impl_db.mojom b/services/authentication/credentials_impl_db.mojom
index 8128e5684cfbf7190e442fc84220896c3de05f65..f3d4e280f7f36a696cd91e291459361e57d32c96 100644
--- a/services/authentication/credentials_impl_db.mojom
+++ b/services/authentication/credentials_impl_db.mojom
@@ -8,12 +8,12 @@ module authentication;
 // password in encrypted form, fully scoped master OAuth token or
 // downscoped OAuth token.
 enum CredentialType {
-  DOWNSCOPED_OAUTH_REFRESH_TOKEN = 1
+  DOWNSCOPED_OAUTH_REFRESH_TOKEN = 1,
 };
 
 // Specifies the type of identity provider for authenticating user.
 enum AuthProvider {
-  GOOGLE = 1
+  GOOGLE = 1,
 };
 
 // This struct is used to persist long lived credentials for each user and is