[deps/ffi] Unbundle package:native_assets_builder

The Dart SDK CL for dart-lang/native#69.

Bug: dart-lang/native#67
Change-Id: I45d7ac691a6aaa41bce5be0e36403021a948bb4f
Cq-Include-Trybots: luci.dart.try:pkg-linux-debug-try,pkg-linux-release-try,pkg-mac-release-arm64-try,pkg-mac-release-try,pkg-win-release-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/311740
Reviewed-by: William Hesse <whesse@google.com>
Commit-Queue: Daco Harkes <dacoharkes@google.com>
Reviewed-by: Devon Carew <devoncarew@google.com>

Author: dcharkes

DEPS

@@ -158,7 +158,7 @@ vars = {
   "matcher_rev": "7e1011772566a8d1817c725a71f091e2791721c8",
   "mime_rev": "24448401f621b9e154d165c900a3c8decd8a23f4",
   "mockito_rev": "1d6064adf043d1fce013d2d205a3fdc655c90043",
-  "native_rev": "c80be905f7c35044aaad56369a19619453132c4e",
+  "native_rev": "e12d3e6ebe7ec3143566e9f1d48876a762602e24",
   "package_config_rev": "203de2022af26b3ab2bcec18cc49614d9e502897",
   "path_rev": "592505f67d0563f72c933c2ba100ea7d4f3cb873",
   "pool_rev": "c6b1b2c22663c084a82c9bfe409c196fb38eea53",

pkg/dartdev/test/native_assets/helpers.dart

@@ -63,11 +63,10 @@ Future<run_process.RunProcessResult> runProcess({
     );
 
 Future<void> copyTestProjects(Uri copyTargetUri, Logger logger) async {
-  final pkgNativeAssetsBuilderUri =
-      Platform.script.resolve('../../../native_assets_builder/');
+  final pkgNativeAssetsBuilderUri = Platform.script.resolve(
+      '../../../../third_party/pkg/native/pkgs/native_assets_builder/');
   // Reuse the test projects from `pkg:native`.
-  final testProjectsUri =
-      pkgNativeAssetsBuilderUri.resolve('test/test_projects/');
+  final testProjectsUri = pkgNativeAssetsBuilderUri.resolve('test/data/');
   final manifestUri = testProjectsUri.resolve('manifest.yaml');
   final manifestFile = File.fromUri(manifestUri);
   final manifestString = await manifestFile.readAsString();