Make the fuchsia mojo/public repo the source of truth.

mojo/public/cpp/bindings/lib/map_serialization_forward.h

-// Copyright 2015 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.
-
-// Headers such as array_serialization.h can include this file to avoid circular
-// dependencies on map_serialization.h.
-
-#ifndef MOJO_PUBLIC_CPP_BINDINGS_LIB_MAP_SERIALIZATION_FORWARD_H_
-#define MOJO_PUBLIC_CPP_BINDINGS_LIB_MAP_SERIALIZATION_FORWARD_H_
-
-namespace mojo {
-namespace internal {
-
-class ArrayValidateParams;
-class Buffer;
-
-template <typename Key, typename Value>
-class Map_Data;
-
-}  // namespace internal
-
-template <typename Key, typename Value>
-class Map;
-
-template <typename MapKey,
-          typename MapValue,
-          typename DataKey,
-          typename DataValue>
-internal::ValidationError SerializeMap_(
-    Map<MapKey, MapValue>* input,
-    internal::Buffer* buf,
-    internal::Map_Data<DataKey, DataValue>** output,
-    const internal::ArrayValidateParams* value_validate_params);
-template <typename MapKey, typename MapValue>
-size_t GetSerializedSize_(const Map<MapKey, MapValue>& input);
-
-template <typename MapKey,
-          typename MapValue,
-          typename DataKey,
-          typename DataValue>
-void Deserialize_(internal::Map_Data<DataKey, DataValue>* input,
-                  Map<MapKey, MapValue>* output);
-
-}  // namespace mojo
-
-#endif  // MOJO_PUBLIC_CPP_BINDINGS_LIB_MAP_SERIALIZATION_FORWARD_H_