Allow Chrome to bind an Application request from mojo_runner.

components/mus/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 "components/mus/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:mock_sysui"));
   connections_.push_back(app->ConnectToApplication("mojo:views_examples"));
   connections_.push_back(
       app->ConnectToApplication("exe:window_type_launcher_exe"));
+  connections_.push_back(app->ConnectToApplication("exe:chrome"));
 }
 
 bool MainApplicationDelegate::ConfigureIncomingConnection(
     mojo::ApplicationConnection* connection) {
   return false;
 }