Dart: Reorganize files

mojo/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("//build/config/nacl/config.gni")
 import("//build/module_args/mojo.gni")
 import("//mojo/public/mojo.gni")
 import("//testing/test.gni")
 
 declare_args() {
@@ skipping 44 matching lines @@
     }
   }
 }
 
 group("tests") {
   testonly = true
   deps = [
     ":public_tests",
     "//mojo/common:mojo_common_unittests",
     "//mojo/converters:mojo_converters_unittests",
-    "//mojo/dart/embedder/test",
+    "//mojo/dart:tests",
     "//mojo/edk:tests",
     "//mojo/file_utils:file_utils_apptests",
     "//mojo/gles2:mgl_unittests",
     "//mojo/gpu:apptests",
     "//mojo/public/cpp/bindings/tests:versioning_apptests",
     "//mojo/services/files/c:apptests",
     "//mojo/services/files/cpp:files_impl_apptests",
     "//mojo/services/log/cpp:log_client_apptests",
     "//mojo/services/view_manager/cpp/tests:mojo_view_manager_lib_unittests",
     "//mojo/tools:message_generator",
@@ skipping 83 matching lines @@
     "//mojo/public/cpp/utility/tests",
   ]
 }
 
 test("mojo_system_impl_private_unittests") {
   deps = [
     "//mojo/edk/test:run_all_unittests",
     "//mojo/public/platform/native:system_impl_private_tests",
   ]
 }