Quit the message loop by default in ShellConnectionLost when ApplicationRunner is used

components/resource_provider/resource_provider_app.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/resource_provider/resource_provider_app.h"
 
 #include <utility>
 
 #include "components/resource_provider/file_utils.h"
 #include "components/resource_provider/resource_provider_impl.h"
@@ skipping 19 matching lines @@
 bool ResourceProviderApp::AcceptConnection(mojo::Connection* connection) {
   const base::FilePath app_path(
       GetPathForApplicationName(connection->GetRemoteIdentity().name()));
   if (app_path.empty())
     return false;  // The specified app has no resources.
 
   connection->AddInterface<ResourceProvider>(this);
   return true;
 }
 
-void ResourceProviderApp::ShellConnectionLost() {
-  // TODO: This should exit cleanly.
-  _exit(1);
-}
-
 void ResourceProviderApp::Create(
     mojo::Connection* connection,
     mojo::InterfaceRequest<ResourceProvider> request) {
   const base::FilePath app_path(
       GetPathForApplicationName(connection->GetRemoteIdentity().name()));
   // We validated path at AcceptConnection() time, so it should still
   // be valid.
   CHECK(!app_path.empty());
   bindings_.AddBinding(
       new ResourceProviderImpl(app_path, resource_provider_app_url_),
       std::move(request));
 }
 
 }  // namespace resource_provider