| // Copyright 2016 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 COMPONENTS_SYNC_PROTOCOL_PROTO_MEMORY_ESTIMATIONS_H_ |
| #define COMPONENTS_SYNC_PROTOCOL_PROTO_MEMORY_ESTIMATIONS_H_ |
| |
| #include <stddef.h> |
| |
| namespace sync_pb { |
| |
| // Estimates memory usage for a proto. |
| // Needs to be in sync_pb namespace for ADL to find it (when for example |
| // EstimateMemoryUsage() is called on a list of protos). |
| // Note: if you get linking errors you need to add explicit instantiation at |
| // the end of the implementation file. |
| template <class P> |
| size_t EstimateMemoryUsage(const P& proto); |
| |
| } // namespace sync_pb |
| |
| #endif // COMPONENTS_SYNC_PROTOCOL_PROTO_MEMORY_ESTIMATIONS_H_ |
