Mojo code generator: simplify how imported types and values are handled.

mojo/public/tools/bindings/generators/js_templates/validation_macros.tmpl

Index: mojo/public/tools/bindings/generators/js_templates/validation_macros.tmpl
diff --git a/mojo/public/tools/bindings/generators/js_templates/validation_macros.tmpl b/mojo/public/tools/bindings/generators/js_templates/validation_macros.tmpl
index c9821d06009d5899d9dfc74669f738c1bdee4b30..4e5e29adb3a7f576cf2a87bee73a828456bf7057 100644
--- a/mojo/public/tools/bindings/generators/js_templates/validation_macros.tmpl
+++ b/mojo/public/tools/bindings/generators/js_templates/validation_macros.tmpl
@@ -4,43 +4,43 @@ if (err !== validator.validationError.NONE)
 {%- endmacro %}
 
 {%- macro _validate_field(field, offset, name) %}
-{%-   if field|is_string_pointer_field %}
+{%-   if field.kind|is_string_kind %}
 // validate {{name}}
 err = messageValidator.validateStringPointer({{offset}}, {{field|validate_nullable_params}})
 {{_check_err()}}
-{%-   elif field|is_array_pointer_field %}
+{%-   elif field.kind|is_array_kind %}
 // validate {{name}}
 err = messageValidator.validateArrayPointer({{offset}}, {{field|validate_array_params}});
 {{_check_err()}}
-{%-   elif field|is_struct_pointer_field %}
+{%-   elif field.kind|is_struct_kind %}
 // validate {{name}}
 err = messageValidator.validateStructPointer({{offset}}, {{field|validate_struct_params}});
 {{_check_err()}}
-{%-   elif field|is_map_pointer_field %}
+{%-   elif field.kind|is_map_kind %}
 // validate {{name}}
 err = messageValidator.validateMapPointer({{offset}}, {{field|validate_map_params}});
 {{_check_err()}}
-{%-   elif field|is_interface_field %}
+{%-   elif field.kind|is_interface_kind %}
 // validate {{name}}
 err = messageValidator.validateInterface({{offset}}, {{field|validate_nullable_params}});
 {{_check_err()}}
-{%-   elif field|is_interface_request_field %}
+{%-   elif field.kind|is_interface_request_kind %}
 // validate {{name}}
 err = messageValidator.validateInterfaceRequest({{offset}}, {{field|validate_nullable_params}})
 {{_check_err()}}
-{%-   elif field|is_associated_interface_field %}
+{%-   elif field.kind|is_associated_interface_kind %}
 // validate {{name}}
 err = messageValidator.validateAssociatedInterface({{offset}}, {{field|validate_nullable_params}});
 {{_check_err()}}
-{%-   elif field|is_associated_interface_request_field %}
+{%-   elif field.kind|is_associated_interface_request_kind %}
 // validate {{name}}
 err = messageValidator.validateAssociatedInterfaceRequest({{offset}}, {{field|validate_nullable_params}})
 {{_check_err()}}
-{%-   elif field|is_handle_field %}
+{%-   elif field.kind|is_any_handle_kind %}
 // validate {{name}}
 err = messageValidator.validateHandle({{offset}}, {{field|validate_nullable_params}})
 {{_check_err()}}
-{%-   elif field|is_enum_field %}
+{%-   elif field.kind|is_enum_kind %}
 // validate {{name}}
 err = messageValidator.validateEnum({{offset}}, {{field|validate_enum_params}});
 {{_check_err()}}
@@ -48,7 +48,7 @@ err = messageValidator.validateEnum({{offset}}, {{field|validate_enum_params}});
 {%- endmacro %}
 
 {%- macro validate_struct_field(field, offset, name) %}
-{%-   if field|is_union_field %}
+{%-   if field.kind|is_union_kind %}
 // validate {{name}}
 err = messageValidator.validateUnion({{offset}}, {{field|validate_union_params}});
 {{_check_err()}}
@@ -58,7 +58,7 @@ err = messageValidator.validateUnion({{offset}}, {{field|validate_union_params}}
 {%- endmacro %}
 
 {%- macro validate_union_field(field, offset, name) %}
-{%-   if field|is_union_field %}
+{%-   if field.kind|is_union_kind %}
 // validate {{name}}
 err = messageValidator.validateNestedUnion({{offset}}, {{field|validate_union_params}});
 {{_check_err()}}