[Sync] Move //components/sync to the syncer namespace.

components/password_manager/core/browser/password_store.h

Index: components/password_manager/core/browser/password_store.h
diff --git a/components/password_manager/core/browser/password_store.h b/components/password_manager/core/browser/password_store.h
index 94ca6cef22ebe0a666401b8bb7f64fe0c67d75cb..a4b2b3772904ec9899888ba23738f2b21b7a9fee 100644
--- a/components/password_manager/core/browser/password_store.h
+++ b/components/password_manager/core/browser/password_store.h
@@ -21,6 +21,8 @@
 #include "components/password_manager/core/browser/password_store_sync.h"
 #include "components/sync/api/syncable_service.h"
 
+class PasswordStoreProxyMac;
+
 namespace autofill {
 struct PasswordForm;
 }
@@ -29,8 +31,6 @@ namespace syncer {
 class SyncableService;
 }
 
-class PasswordStoreProxyMac;
-
 namespace password_manager {
 
 class AffiliatedMatchHelper;