[Sync] Move model_type* from syncable/ to base/

sync/syncable/entry_kernel.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef SYNC_SYNCABLE_ENTRY_KERNEL_H_
 #define SYNC_SYNCABLE_ENTRY_KERNEL_H_
 #pragma once
 
 #include "base/time.h"
 #include "base/values.h"
-#include "sync/internal_api/public/syncable/model_type.h"
+#include "sync/internal_api/public/base/model_type.h"
 #include "sync/internal_api/public/util/immutable.h"
 #include "sync/protocol/sync.pb.h"
 #include "sync/syncable/metahandle_set.h"
 #include "sync/syncable/syncable_id.h"
 #include "sync/util/time.h"
 
 namespace syncer {
 namespace syncable {
 
 // Things you need to update if you change any of the fields below:
@@ skipping 294 matching lines @@
     const EntryKernelMutation& mutation);
 
 // Caller owns the return value.
 base::ListValue* EntryKernelMutationMapToValue(
     const EntryKernelMutationMap& mutations);
 
 }  // namespace syncable
 }  // namespace syncer
 
 #endif // SYNC_SYNCABLE_ENTRY_KERNEL_H_