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

components/sync/model/entity_change.h

Index: components/sync/model/entity_change.h
diff --git a/components/sync/api/entity_change.h b/components/sync/model/entity_change.h
similarity index 85%
rename from components/sync/api/entity_change.h
rename to components/sync/model/entity_change.h
index 7365dfbcc0310caad814f02a7172675f22678b44..a0da66b247c00d8175f5b18988c7efb0daeeef41 100644
--- a/components/sync/api/entity_change.h
+++ b/components/sync/model/entity_change.h
@@ -2,13 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef COMPONENTS_SYNC_API_ENTITY_CHANGE_H_
-#define COMPONENTS_SYNC_API_ENTITY_CHANGE_H_
+#ifndef COMPONENTS_SYNC_MODEL_ENTITY_CHANGE_H_
+#define COMPONENTS_SYNC_MODEL_ENTITY_CHANGE_H_
 
 #include <string>
 #include <vector>
 
-#include "components/sync/api/entity_data.h"
+#include "components/sync/model/entity_data.h"
 
 namespace syncer {
 
@@ -43,4 +43,4 @@ typedef std::vector<EntityChange> EntityChangeList;
 
 }  // namespace syncer
 
-#endif  // COMPONENTS_SYNC_API_ENTITY_CHANGE_H_
+#endif  // COMPONENTS_SYNC_MODEL_ENTITY_CHANGE_H_