Add Observatory to sky dart_controller

sky/shell/sky_main.cc

 // Copyright 2015 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.
 
 #include "sky/shell/sky_main.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
 #include "base/at_exit.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/i18n/icu_util.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/threading/simple_thread.h"
+#include "bin/eventhandler.h"
+#include "bin/thread.h"
 #include "jni/SkyMain_jni.h"
 #include "sky/shell/shell.h"
 #include "ui/gl/gl_surface_egl.h"
 
 using base::LazyInstance;
 
 namespace sky {
 namespace shell {
 
 namespace {
@@ skipping 14 matching lines @@
 
 }  // namespace
 
 static void Init(JNIEnv* env, jclass clazz, jobject context) {
   base::android::ScopedJavaLocalRef<jobject> scoped_context(env, context);
   base::android::InitApplicationContext(env, scoped_context);
 
   base::CommandLine::Init(0, nullptr);
   InitializeLogging();
 
+  // Bootstrap 'dart:io' event handler.
+  dart::bin::Thread::InitOnce();
+  dart::bin::EventHandler::Start();
+
   g_java_message_loop.Get().reset(new base::MessageLoopForUI);
   base::MessageLoopForUI::current()->Start();
 
   base::i18n::InitializeICU();
   gfx::GLSurface::InitializeOneOff();
 
   Shell::Init(g_java_message_loop.Get()->task_runner());
 }
 
 bool RegisterSkyMain(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace sky
 }  // namespace mojo