Revert of Update mojo sdk to rev afb4440fd5a10cba980878c326180b7ad7960480

mojo/public/dart/mojo_init.dart

Index: mojo/public/dart/mojo_init.dart
diff --git a/mojo/public/dart/mojo_init.dart b/mojo/public/dart/mojo_init.dart
deleted file mode 100644
index c622f5fa980612c19271654bbacf29516ac50fcb..0000000000000000000000000000000000000000
--- a/mojo/public/dart/mojo_init.dart
+++ /dev/null
@@ -1,16 +0,0 @@
-// 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.
-
-library mojo_init;
-
-import 'core.dart' as core;
-import 'dart-ext:src/mojo_dart_init';
-
-void _init() native "MojoLibrary_Init";
-void _mojoSystemThunksMake(Function fn) native "MojoSystemThunks_Make";
-
-void mojoInit() {
-  _init();
-  _mojoSystemThunksMake(core.mojoSystemThunksSet);
-}