Creates BackgroundShell and uses it in test

mojo/shell/standalone/android/main.cc

 // Copyright 2013 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 "mojo/shell/standalone/android/main.h"
 
 #include "base/android/fifo_utils.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/debug/stack_trace.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.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 "build/build_config.h"
 #include "components/mus/android_loader.h"
 #include "jni/ShellMain_jni.h"
 #include "mojo/message_pump/message_pump_mojo.h"
 #include "mojo/shell/application_loader.h"
@@ skipping 102 matching lines @@
   // LazyInstances is akin to stack-allocating objects; their destructors
   // will be invoked first-in-last-out.
   base::FilePath shell_file_root(
       base::android::ConvertJavaStringToUTF8(env, j_local_apps_directory));
   Context* shell_context = new Context;
   g_context.Get().reset(shell_context);
 
   g_java_message_loop.Get().reset(new base::MessageLoopForUI);
   base::MessageLoopForUI::current()->Start();
 
+  CHECK(base::i18n::InitializeICU());
+
   shell_context->Init(shell_file_root);
   ConfigureAndroidServices(shell_context);
 
   // This is done after the main message loop is started since it may post
   // tasks. This is consistent with the ordering from the desktop version of
   // this file (../desktop/launcher_process.cc).
   InitContext(shell_context);
 
   // TODO(abarth): At which point should we switch to cross-platform
   // initialization?
@@ skipping 30 matching lines @@
 }  // namespace shell
 }  // namespace mojo
 
 int main(int argc, char** argv) {
   base::AtExitManager at_exit;
   base::CommandLine::Init(argc, argv);
 
   mojo::shell::InitializeLogging();
   return mojo::shell::ChildProcessMain();
 }