Allow sky apps to be consumers of mojo services

sky/engine/bindings2/BUILD.gn

Index: sky/engine/bindings2/BUILD.gn
diff --git a/sky/engine/bindings2/BUILD.gn b/sky/engine/bindings2/BUILD.gn
index 73757880fed6fa11e0243c943bdc19e2fd18c61b..b1467e8d6fbc1169cc59bd3f1aef53b06447e94f 100644
--- a/sky/engine/bindings2/BUILD.gn
+++ b/sky/engine/bindings2/BUILD.gn
@@ -23,6 +23,8 @@ source_set("bindings2") {
     "exception_state.h",
     "exception_state_placeholder.cc",
     "exception_state_placeholder.h",
+    "mojo_natives.cc",
+    "mojo_natives.h",
     "nullable.h",
     "scheduled_action.cc",
     "scheduled_action.h",
@@ -30,6 +32,8 @@ source_set("bindings2") {
   deps = [
     "//base",
     "//dart/runtime/bin:libdart_withcore",
+    "//mojo/public/c/system",
+    "//mojo/public/cpp/system",
     "//sky/engine/platform:platform",
     "//sky/engine/tonic",
     "//sky/engine/wtf",
@@ -50,6 +54,24 @@ action("generate_snapshot_bin") {
   inputs = [
     "//dart/runtime/tools/create_snapshot_bin.py",
     "//sky/engine/bindings2/builtin.dart",
+    "//mojo/public/dart/bindings.dart",
+    "//mojo/public/dart/core.dart",
+    "//mojo/public/dart/src/application.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/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/service_provider.dart",
+    "//mojo/public/dart/src/struct.dart",
+    "//mojo/public/dart/src/stub.dart",
+    "//mojo/public/dart/src/timer_queue.dart",
+    "//mojo/public/dart/src/types.dart",
     "snapshot.dart",
   ]
   output = "$target_gen_dir/snapshot_gen.bin"
@@ -59,6 +81,8 @@ action("generate_snapshot_bin") {
 
   builtin_path = rebase_path("//sky/engine/bindings2/builtin.dart")
   sky_core_path = rebase_path("$bindings_output_dir/sky_core.dart")
+  mojo_bindings_path = rebase_path("//mojo/public/dart/bindings.dart")
+  mojo_core_path = rebase_path("//mojo/public/dart/core.dart")
 
   gen_snapshot_dir =
       get_label_info("//dart/runtime/bin:gen_snapshot($host_toolchain)",
@@ -77,6 +101,8 @@ action("generate_snapshot_bin") {
     "--target_os",
     os,
     "--url_mapping=dart:sky,$sky_core_path",
+    "--url_mapping=dart:mojo_bindings,$mojo_bindings_path",
+    "--url_mapping=dart:mojo_core,$mojo_core_path",
     "--url_mapping=dart:sky_builtin,$builtin_path",
   ]
 }