Add quick launcher for launching mojo apps from within mash

mash/example/main/main_application_delegate.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 "mash/example/main/main_application_delegate.h"
-
-#include "mojo/application/public/cpp/application_connection.h"
-#include "mojo/application/public/cpp/application_impl.h"
-
-MainApplicationDelegate::MainApplicationDelegate() {}
-
-MainApplicationDelegate::~MainApplicationDelegate() {}
-
-void MainApplicationDelegate::Initialize(mojo::ApplicationImpl* app) {
-  connections_.push_back(app->ConnectToApplication("mojo:mash_shell"));
-  connections_.push_back(app->ConnectToApplication("mojo:views_examples"));
-  connections_.push_back(
-      app->ConnectToApplication("exe:window_type_launcher_exe"));
-  connections_.push_back(app->ConnectToApplication("mojo:task_viewer"));
-}
-
-bool MainApplicationDelegate::ConfigureIncomingConnection(
-    mojo::ApplicationConnection* connection) {
-  return false;
-}