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

mojo/public/tools/bindings/generators/go_templates/runtime_type_macros.tmpl

-// 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.
-
-{% macro maybeWriteStaticMojomTypeAccessor(typepkg, type) %}
-{% if should_gen_mojom_types and type|mojom_type_key != "" %}
-
-// {{type|name(true)}}MojomType returns the UserDefinedType that describes the Mojom
-// type of {{type|name(true)}}. To obtain the UserDefinedType for Mojom types recursively
-// contained in the returned UserDefinedType, look in the map returned
-// by the function GetAllMojomTypeDefinitions().
-func {{type|name(true)}}MojomType() {{typepkg}}UserDefinedType {
-        return GetAllMojomTypeDefinitions()["{{type|mojom_type_key}}"]
-}
-
-{% endif %}
-{% endmacro %}
-
-
-{% macro maybeWriteMojomTypeAccessor(typepkg, staticType, typeName) %}
-{% if should_gen_mojom_types and staticType|mojom_type_key != "" %}
-
-// MojomType returns the UserDefinedType that describes the Mojom
-// type of this object. To obtain the UserDefinedType for Mojom types recursively
-// contained in the returned UserDefinedType, look in the map returned
-// by the function AllMojomTypes().
-func (*{{typeName}}) MojomType() {{typepkg}}UserDefinedType {
-        return {{staticType|name(true)}}MojomType()
-}
-
-// AllMojomTypes returns a map that contains the UserDefinedType for
-// all Mojom types in the complete type graph of the Mojom type of this object.
-func (*{{typeName}}) AllMojomTypes() map[string]{{typepkg}}UserDefinedType {
-        return GetAllMojomTypeDefinitions()
-}
-{% endif %}
-{% endmacro %}