Proposal: Add YAML file with VM patch file information.

sdk/lib/dart_server.yaml

Index: sdk/lib/dart_server.yaml
diff --git a/sdk/lib/dart_server.yaml b/sdk/lib/dart_server.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..e8932cb2a2af7a46f084b0de2e3dd2d137dcedb6
--- /dev/null
+++ b/sdk/lib/dart_server.yaml
@@ -0,0 +1,30 @@
+# Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
+# for details. All rights reserved. Use of this source code is governed by a
+# BSD-style license that can be found in the LICENSE file.
+
+# Note: if you edit this file, you must also edit dart_server.json in this
+# directory:
+#
+#     ../../tools/yaml2json.py dart_server.yaml dart_server.json
+#
+# We currently have several different files that needs to be updated when
+# changing libraries, sources, and patch files.  See
+# https://github.com/dart-lang/sdk/issues/28836.
+
+libraries:
+  _builtin: ../../runtime/bin/builtin.dart
+  _internal: internal/internal.dart
+  _vmservice: vmservice/vmservice.dart
+  async: async/async.dart
+  collection: collection/collection.dart
+  convert: convert/convert.dart
+  core: core/core.dart
+  developer: developer/developer.dart
+  io: io/io.dart
+  isolate: isolate/isolate.dart
+  math: math/math.dart
+  mirrors: mirrors/mirrors.dart
+  nativewrappers: html/dartium/nativewrappers.dart
+  profiler: profiler/profiler.dart
+  typed_data: typed_data/typed_data.dart
+  vmservice_io: ../../runtime/bin/vmservice/vmservice_io.dart