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

components/sync/model/data_batch.h

Index: components/sync/model/data_batch.h
diff --git a/components/sync/api/data_batch.h b/components/sync/model/data_batch.h
similarity index 81%
rename from components/sync/api/data_batch.h
rename to components/sync/model/data_batch.h
index b8d486f953a4f0d7e0f3b53aea03819f11a7d8fc..4291163cfaa7581c797168d8573d8b91eaa17a3a 100644
--- a/components/sync/api/data_batch.h
+++ b/components/sync/model/data_batch.h
@@ -2,15 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef COMPONENTS_SYNC_API_DATA_BATCH_H_
-#define COMPONENTS_SYNC_API_DATA_BATCH_H_
+#ifndef COMPONENTS_SYNC_MODEL_DATA_BATCH_H_
+#define COMPONENTS_SYNC_MODEL_DATA_BATCH_H_
 
 #include <algorithm>
 #include <memory>
 #include <string>
 #include <utility>
 
-#include "components/sync/api/entity_data.h"
+#include "components/sync/model/entity_data.h"
 
 namespace syncer {
 
@@ -33,4 +33,4 @@ class DataBatch {
 
 }  // namespace syncer
 
-#endif  // COMPONENTS_SYNC_API_DATA_BATCH_H_
+#endif  // COMPONENTS_SYNC_MODEL_DATA_BATCH_H_