mojo: add some end-to-end shell tests and a new test sample app

mojo/services/test_service/test_service_application.cc

 // 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.
 
 #include "mojo/services/test_service/test_service_application.h"
 
 #include <assert.h>
 
 #include "mojo/public/cpp/application/application_connection.h"
 #include "mojo/public/cpp/utility/run_loop.h"
 #include "mojo/services/test_service/test_service_impl.h"
+#include "mojo/services/test_service/test_time_service_impl.h"
 
 namespace mojo {
 namespace test {
 
 TestServiceApplication::TestServiceApplication() : ref_count_(0) {
 }
 
 TestServiceApplication::~TestServiceApplication() {
 }
 
 bool TestServiceApplication::ConfigureIncomingConnection(
     ApplicationConnection* connection) {
   connection->AddService<TestServiceImpl>(this);
+  connection->AddService<TestTimeServiceImpl>();
   return true;
 }
 
 void TestServiceApplication::AddRef() {
   assert(ref_count_ >= 0);
   ref_count_++;
 }
 
 void TestServiceApplication::ReleaseRef() {
   assert(ref_count_ > 0);
   ref_count_--;
   if (ref_count_ <= 0)
     RunLoop::current()->Quit();
 }
 
 }  // namespace test
 
 // static
 ApplicationDelegate* ApplicationDelegate::Create() {
   return new mojo::test::TestServiceApplication();
 }
 
 }  // namespace mojo