[Sync] Renaming sync/api* to sync/model*.

BUG=654101

Review-Url: https://codereview.chromium.org/2401223002
Cr-Commit-Position: refs/heads/master@{#424184}
diff --git a/chrome/browser/extensions/shared_module_service_unittest.cc b/chrome/browser/extensions/shared_module_service_unittest.cc
index 82663086..a74f318 100644
--- a/chrome/browser/extensions/shared_module_service_unittest.cc
+++ b/chrome/browser/extensions/shared_module_service_unittest.cc
@@ -14,7 +14,7 @@
 #include "chrome/browser/extensions/extension_service_test_base.h"
 #include "chrome/browser/extensions/pending_extension_manager.h"
 #include "components/crx_file/id_util.h"
-#include "components/sync/api/string_ordinal.h"
+#include "components/sync/model/string_ordinal.h"
 #include "components/version_info/version_info.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/install_flag.h"