Remove openglui embedder code

runtime/embedders/openglui/android/main.cc

-// Copyright (c) 2012, 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.
-
-#include "embedders/openglui/android/android_graphics_handler.h"
-#include "embedders/openglui/android/android_input_handler.h"
-#include "embedders/openglui/android/android_resource.h"
-#include "embedders/openglui/android/android_sound_handler.h"
-#include "embedders/openglui/android/eventloop.h"
-#include "embedders/openglui/common/context.h"
-#include "embedders/openglui/common/dart_host.h"
-#include "embedders/openglui/common/vm_glue.h"
-
-android_app* application_ = NULL;
-
-Resource* MakePlatformResource(const char *path) {
-  return new AndroidResource(application_, path);
-}
-
-void android_main(android_app* application) {
-  application_ = application;
-  app_dummy();  // Link in native_app_glue.
-  const char* resource_path = "/data/data/com.google.dartndk/app_dart";
-  EventLoop eventLoop(application);
-  AndroidGraphicsHandler graphics_handler(application, resource_path);
-  VMGlue vm_glue(&graphics_handler, resource_path);
-  AndroidInputHandler input_handler(&vm_glue, &graphics_handler);
-  AndroidSoundHandler sound_handler(application);
-  Timer timer;
-  Context app_context;
-  app_context.graphics_handler = &graphics_handler;
-  app_context.input_handler = &input_handler;
-  app_context.sound_handler = &sound_handler;
-  app_context.timer = &timer;
-  app_context.vm_glue = &vm_glue;
-  DartHost host(&app_context);
-  eventLoop.Run(&host, &input_handler);
-}
-