[USS] Store supports hosting multiple datatypes per database

sync/api/model_type_store.cc

Index: sync/api/model_type_store.cc
diff --git a/sync/api/model_type_store.cc b/sync/api/model_type_store.cc
index 17afffcf9f45469a463fe6949aed27fda1a0f943..6e1c4668b8e78cbe6f67d9369950526c76b6cb4a 100644
--- a/sync/api/model_type_store.cc
+++ b/sync/api/model_type_store.cc
@@ -15,10 +15,11 @@ void ModelTypeStore::CreateInMemoryStoreForTest(const InitCallback& callback) {
 
 // static
 void ModelTypeStore::CreateStore(
+    const syncer::ModelType type,
     const std::string& path,
     scoped_refptr<base::SequencedTaskRunner> blocking_task_runner,
     const InitCallback& callback) {
-  ModelTypeStoreImpl::CreateStore(path, blocking_task_runner, callback);
+  ModelTypeStoreImpl::CreateStore(type, path, blocking_task_runner, callback);
 }
 
 ModelTypeStore::~ModelTypeStore() {}