[net] Change factory methods for HostResolver and HostCache to return a scoped_ptr

net/spdy/spdy_test_util_spdy2.cc

 // Copyright (c) 2012 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 "net/spdy/spdy_test_util_spdy2.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
@@ skipping 950 matching lines @@
       session_deps->http_auth_handler_factory.get();
   params.http_server_properties = &session_deps->http_server_properties;
   HttpNetworkSession* http_session = new HttpNetworkSession(params);
   SpdySessionPoolPeer pool_peer(http_session->spdy_session_pool());
   pool_peer.EnableSendingInitialSettings(false);
   return http_session;
 }
 
 SpdyURLRequestContext::SpdyURLRequestContext()
     : ALLOW_THIS_IN_INITIALIZER_LIST(storage_(this)) {
-  storage_.set_host_resolver(new MockHostResolver());
+  storage_.set_host_resolver(scoped_ptr<HostResolver>(new MockHostResolver));
   storage_.set_cert_verifier(new MockCertVerifier);
   storage_.set_proxy_service(ProxyService::CreateDirect());
   storage_.set_ssl_config_service(new SSLConfigServiceDefaults);
   storage_.set_http_auth_handler_factory(HttpAuthHandlerFactory::CreateDefault(
       host_resolver()));
   storage_.set_http_server_properties(new HttpServerPropertiesImpl);
   net::HttpNetworkSession::Params params;
   params.client_socket_factory = &socket_factory_;
   params.host_resolver = host_resolver();
   params.cert_verifier = cert_verifier();
@@ skipping 39 matching lines @@
 }
 
 SpdyTestStateHelper::~SpdyTestStateHelper() {
   SpdySession::ResetStaticSettingsToInit();
   // TODO(rch): save/restore this value
   BufferedSpdyFramer::set_enable_compression_default(true);
 }
 
 }  // namespace test_spdy2
 }  // namespace net