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

mojo/public/tools/bindings/generators/cpp_templates/wrapper_class_definition.tmpl

-{%- from "enum_macros.tmpl" import is_valid_enum_def %}
-{%- from "enum_macros.tmpl" import global_enum_operators_def %}
-
-{#--- Enums #}
-{%- for enum in struct.enums -%}
-  {{is_valid_enum_def(enum, class_name=struct.name)}}
-  {{global_enum_operators_def(enum, class_name=struct.name)}}
-{%- endfor %}
-
-// static
-{{struct.name}}Ptr {{struct.name}}::New() {
-  {{struct.name}}Ptr rv;
-  mojo::internal::StructHelper<{{struct.name}}>::Initialize(&rv);
-  return rv;
-}
-
-{{struct.name}}::{{struct.name}}()
-{%- for field in struct.fields %}
-    {% if loop.first %}:{% else %} {% endif %} {{field.name}}({{field|default_value}}){% if not loop.last %},{% endif %}
-{%- endfor %} {
-}
-
-{{struct.name}}::~{{struct.name}}() {
-}
-
-{%  if struct|is_cloneable_kind %}
-{{struct.name}}Ptr {{struct.name}}::Clone() const {
-  {{struct.name}}Ptr rv(New());
-{%-   for field in struct.fields %}
-{%-     if field.kind|is_object_kind and not field.kind|is_string_kind %}
-  rv->{{field.name}} = {{field.name}}.Clone();
-{%-     else %}
-  rv->{{field.name}} = {{field.name}};
-{%-     endif %}
-{%-   endfor %}
-  return rv;
-}
-{%  endif %}
-
-bool {{struct.name}}::Equals(const {{struct.name}}& other) const {
-{%-  for field in struct.fields %}
-  if (!mojo::internal::ValueTraits<{{field.kind|cpp_wrapper_type}}>::Equals(this->{{field.name}}, other.{{field.name}}))
-    return false;
-{%-  endfor %}
-  return true;
-}