Appease clang Chromium-style / fix a build error.

services/http_server/http_server_impl.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 "services/http_server/http_server_impl.h"
 
 #include <stdio.h>
 
 #if defined(OS_WIN)
 #include <winsock2.h>
@@ skipping 12 matching lines @@
 #include "third_party/re2/re2/re2.h"
 
 namespace http_server {
 
 HttpServerImpl::HttpServerImpl(mojo::ApplicationImpl* app)
     : weak_ptr_factory_(this) {
   app->ConnectToService("mojo:network_service", &network_service_);
   Start();
 }
 
+HttpServerImpl::~HttpServerImpl() {
+}
+
 void HttpServerImpl::AddBinding(mojo::InterfaceRequest<HttpServer> request) {
   bindings_.AddBinding(this, request.Pass());
 }
 
 void HttpServerImpl::SetHandler(const mojo::String& path,
                                 HttpHandlerPtr http_handler,
                                 const mojo::Callback<void(bool)>& callback) {
   for (const auto& handler : handlers_) {
     if (handler->pattern->pattern() == path)
       callback.Run(false);
@@ skipping 109 matching lines @@
 void HttpServerImpl::OnResponse(Connection* connection,
                                 HttpResponsePtr response) {
   connection->SendResponse(response.Pass());
 }
 
 HttpServerImpl::Handler::Handler(const std::string& pattern,
                                  HttpHandlerPtr http_handler)
     : pattern(new RE2(pattern.c_str())), http_handler(http_handler.Pass()) {
 }
 
+HttpServerImpl::Handler::~Handler() {
+}
+
 }  // namespace http_server