Dart: Removes all but native calls and the handle watcher from the snapshot.

services/dart/BUILD.gn

Index: services/dart/BUILD.gn
diff --git a/services/dart/BUILD.gn b/services/dart/BUILD.gn
index 3ce6764f9fa0c3d2edb008b7292f54af2ae994c8..1f4041afaeaf3b426706e2dfb2afbfa9364f59fe 100644
--- a/services/dart/BUILD.gn
+++ b/services/dart/BUILD.gn
@@ -13,31 +13,15 @@ group("dart") {
 action("generate_snapshot_bin") {
   deps = [
     "//dart/runtime/bin:gen_snapshot($host_toolchain)",
-    "//mojo/public/interfaces/application",
   ]
   inputs = [
     "snapshot.dart",
     "//dart/runtime/tools/create_snapshot_bin.py",
     "//mojo/dart/embedder/builtin.dart",
-    "//mojo/public/dart/application.dart",
-    "//mojo/public/dart/bindings.dart",
-    "//mojo/public/dart/core.dart",
-    "//mojo/public/dart/src/application.dart",
-    "//mojo/public/dart/src/application_connection.dart",
-    "//mojo/public/dart/src/buffer.dart",
-    "//mojo/public/dart/src/codec.dart",
-    "//mojo/public/dart/src/data_pipe.dart",
-    "//mojo/public/dart/src/drain_data.dart",
-    "//mojo/public/dart/src/event_stream.dart",
-    "//mojo/public/dart/src/handle.dart",
+    "//mojo/public/dart/internal.dart",
     "//mojo/public/dart/src/handle_watcher.dart",
-    "//mojo/public/dart/src/message.dart",
-    "//mojo/public/dart/src/message_pipe.dart",
-    "//mojo/public/dart/src/proxy.dart",
-    "//mojo/public/dart/src/struct.dart",
-    "//mojo/public/dart/src/stub.dart",
+    "//mojo/public/dart/src/natives.dart",
     "//mojo/public/dart/src/timer_queue.dart",
-    "//mojo/public/dart/src/types.dart",
   ]
   output = "$target_gen_dir/snapshot_gen.bin"
   outputs = [
@@ -48,10 +32,8 @@ action("generate_snapshot_bin") {
       get_label_info("//dart/runtime/bin:gen_snapshot($host_toolchain)",
                      "root_out_dir")
   script = "//dart/runtime/tools/create_snapshot_bin.py"
-  application_path = rebase_path("//mojo/public/dart/application.dart")
   builtin_path = rebase_path("//mojo/dart/embedder/builtin.dart")
-  bindings_path = rebase_path("//mojo/public/dart/bindings.dart")
-  core_path = rebase_path("//mojo/public/dart/core.dart")
+  internal_path = rebase_path("//mojo/public/dart/internal.dart")
   args = [
     "--executable",
     rebase_path("$gen_snapshot_dir/gen_snapshot"),
@@ -63,10 +45,8 @@ action("generate_snapshot_bin") {
     rebase_path(output, root_build_dir),
     "--target_os",
     os,
-    "--url_mapping=dart:mojo.application,$application_path",
-    "--url_mapping=dart:mojo.bindings,$bindings_path",
     "--url_mapping=dart:mojo.builtin,$builtin_path",
-    "--url_mapping=dart:mojo.core,$core_path",
+    "--url_mapping=dart:mojo.internal,$internal_path",
   ]
 }