Making Mandoline apps notice when all the objects they vended are gone so that it can terminate.

mojo/services/network/http_server_impl.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 "mojo/services/network/http_server_impl.h"
 
 #include "base/logging.h"
 #include "mojo/services/network/http_connection_impl.h"
 #include "mojo/services/network/net_adapters.h"
 #include "mojo/services/network/net_address_type_converters.h"
 #include "net/base/ip_endpoint.h"
 #include "net/base/net_errors.h"
 #include "net/log/net_log.h"
 #include "net/socket/tcp_server_socket.h"
 
 namespace mojo {
 
 namespace {
 
 const int kBackLog = 10;
 
 }  // namespace
 
 // static
 void HttpServerImpl::Create(
     NetAddressPtr local_address,
     HttpServerDelegatePtr delegate,
+    scoped_ptr<mojo::AppRefCount> app_refcount,
     const Callback<void(NetworkErrorPtr, NetAddressPtr)>& callback) {
-  HttpServerImpl* http_server = new HttpServerImpl(delegate.Pass());
+  HttpServerImpl* http_server = new HttpServerImpl(
+      delegate.Pass(), app_refcount.Pass());
 
   int net_error = http_server->Start(local_address.Pass());
   if (net_error != net::OK) {
     callback.Run(MakeNetworkError(net_error), nullptr);
     delete http_server;
     return;
   }
   callback.Run(MakeNetworkError(net::OK), http_server->GetLocalAddress());
 }
 
-HttpServerImpl::HttpServerImpl(HttpServerDelegatePtr delegate)
-    : delegate_(delegate.Pass()) {
+HttpServerImpl::HttpServerImpl(
+    HttpServerDelegatePtr delegate,
+    scoped_ptr<mojo::AppRefCount> app_refcount)
+    : delegate_(delegate.Pass()), app_refcount_(app_refcount.Pass()) {
   DCHECK(delegate_);
   delegate_.set_error_handler(this);
 }
 
 HttpServerImpl::~HttpServerImpl() {}
 
 int HttpServerImpl::Start(NetAddressPtr local_address) {
   DCHECK(local_address);
 
   scoped_ptr<net::ServerSocket> socket(
@@ skipping 58 matching lines @@
 void HttpServerImpl::OnClose(int connection_id) {
   DCHECK(connections_.find(connection_id) != connections_.end());
   connections_.erase(connection_id);
 }
 
 void HttpServerImpl::OnConnectionError() {
   delete this;
 }
 
 }  // namespace mojo