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

mojo/public/interfaces/bindings/tests/BUILD.gn

-# Copyright 2014 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.
-
-import("../../../tools/bindings/mojom.gni")
-
-mojom("test_interfaces") {
-  testonly = true
-
-  # Some of those files are part of tests that check type info generation.
-  generate_type_info = true
-  sources = [
-    "math_calculator.mojom",
-    "minimal_interface.mojom",
-    "no_module.mojom",
-    "ping_service.mojom",
-    "rect.mojom",
-    "regression_tests.mojom",
-    "sample_factory.mojom",
-    "sample_import.mojom",
-    "sample_import2.mojom",
-    "sample_interfaces.mojom",
-    "sample_service.mojom",
-    "scoping.mojom",
-    "serialization_test_structs.mojom",
-    "test_arrays.mojom",
-    "test_constants.mojom",
-    "test_enums.mojom",
-    "test_included_unions.mojom",
-    "test_structs.mojom",
-    "test_unions.mojom",
-    "validation_test_interfaces.mojom",
-  ]
-}
-
-mojom("versioning_test_service_interfaces") {
-  # FIXME: Dart packaged applications cannot depend on testonly mojoms.
-  # testonly = true
-  sources = [
-    "versioning_test_service.mojom",
-  ]
-}
-
-mojom("versioning_test_client_interfaces") {
-  # FIXME: Dart packaged applications cannot depend on testonly mojoms.
-  # testonly = true
-  sources = [
-    "versioning_test_client.mojom",
-  ]
-}
-
-# Declare the validation parser library with a C interface.
-#
-# Generates a static library which C binaries or languages with a C FFI
-# can link against to get a parser for the validation test "golden files".
-#
-
-static_library("validation_parser") {
-  testonly = true
-  complete_static_lib = true
-  sources = [
-    "validation_parser/validation_parser.cc",
-    "validation_parser/validation_parser.h",
-  ]
-  deps = [
-    "../../../cpp/bindings/tests:mojo_public_bindings_test_utils",
-  ]
-}