net/socket/transport_client_socket_pool.cc - chromium/src - Git at Google

 // 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/socket/transport_client_socket_pool.h"

 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/strings/string_util.h"
 #include "base/trace_event/trace_event.h"
 #include "base/values.h"
 #include "net/base/trace_constants.h"
 #include "net/http/http_proxy_connect_job.h"
 #include "net/log/net_log.h"
 #include "net/log/net_log_event_type.h"
 #include "net/log/net_log_source_type.h"
 #include "net/log/net_log_with_source.h"
 #include "net/socket/client_socket_factory.h"
 #include "net/socket/client_socket_handle.h"
 #include "net/socket/client_socket_pool_base.h"
 #include "net/socket/socket_net_log_params.h"
 #include "net/socket/socks_connect_job.h"
 #include "net/socket/ssl_connect_job.h"
 #include "net/socket/transport_connect_job.h"
 #include "net/socket/websocket_transport_connect_job.h"

 namespace net {

 namespace {

 // TODO(mmenke): Once the socket pool arguments are no longer needed, remove
 // this method and use TransportConnectJob::CreateTransportConnectJob()
 // directly.
 std::unique_ptr<ConnectJob> CreateTransportConnectJob(
     scoped_refptr<TransportSocketParams> transport_socket_params,
     RequestPriority priority,
     const SocketTag& socket_tag,
     const CommonConnectJobParams* common_connect_job_params,
     ConnectJob::Delegate* delegate) {
   return TransportConnectJob::CreateTransportConnectJob(
       std::move(transport_socket_params), priority, socket_tag,
       common_connect_job_params, delegate, nullptr /* net_log */);
 }

 std::unique_ptr<ConnectJob> CreateSOCKSConnectJob(
     scoped_refptr<SOCKSSocketParams> socks_socket_params,
     RequestPriority priority,
     const SocketTag& socket_tag,
     const CommonConnectJobParams* common_connect_job_params,
     ConnectJob::Delegate* delegate) {
   return std::make_unique<SOCKSConnectJob>(
       priority, socket_tag, common_connect_job_params,
       std::move(socks_socket_params), delegate, nullptr /* net_log */);
 }

 std::unique_ptr<ConnectJob> CreateSSLConnectJob(
     scoped_refptr<SSLSocketParams> ssl_socket_params,
     RequestPriority priority,
     const SocketTag& socket_tag,
     const CommonConnectJobParams* common_connect_job_params,
     ConnectJob::Delegate* delegate) {
   return std::make_unique<SSLConnectJob>(
       priority, socket_tag, common_connect_job_params,
       std::move(ssl_socket_params), delegate, nullptr /* net_log */);
 }

 std::unique_ptr<ConnectJob> CreateHttpProxyConnectJob(
     scoped_refptr<HttpProxySocketParams> http_proxy_socket_params,
     RequestPriority priority,
     const SocketTag& socket_tag,
     const CommonConnectJobParams* common_connect_job_params,
     ConnectJob::Delegate* delegate) {
   return std::make_unique<HttpProxyConnectJob>(
       priority, socket_tag, common_connect_job_params,
       std::move(http_proxy_socket_params), delegate, nullptr /* net_log */);
 }

 }  // namespace

 TransportClientSocketPool::SocketParams::SocketParams(
     const CreateConnectJobCallback& create_connect_job_callback)
     : create_connect_job_callback_(create_connect_job_callback) {}

 scoped_refptr<TransportClientSocketPool::SocketParams>
 TransportClientSocketPool::SocketParams::CreateFromTransportSocketParams(
     scoped_refptr<TransportSocketParams> transport_client_params) {
   CreateConnectJobCallback callback = base::BindRepeating(
       &CreateTransportConnectJob, std::move(transport_client_params));
   return base::MakeRefCounted<SocketParams>(callback);
 }

 scoped_refptr<TransportClientSocketPool::SocketParams>
 TransportClientSocketPool::SocketParams::CreateFromSOCKSSocketParams(
     scoped_refptr<SOCKSSocketParams> socks_socket_params) {
   CreateConnectJobCallback callback = base::BindRepeating(
       &CreateSOCKSConnectJob, std::move(socks_socket_params));
   return base::MakeRefCounted<SocketParams>(callback);
 }

 scoped_refptr<TransportClientSocketPool::SocketParams>
 TransportClientSocketPool::SocketParams::CreateFromSSLSocketParams(
     scoped_refptr<SSLSocketParams> ssl_socket_params) {
   CreateConnectJobCallback callback =
       base::BindRepeating(&CreateSSLConnectJob, std::move(ssl_socket_params));
   return base::MakeRefCounted<SocketParams>(callback);
 }

 scoped_refptr<TransportClientSocketPool::SocketParams>
 TransportClientSocketPool::SocketParams::CreateFromHttpProxySocketParams(
     scoped_refptr<HttpProxySocketParams> http_proxy_socket_params) {
   CreateConnectJobCallback callback = base::BindRepeating(
       &CreateHttpProxyConnectJob, std::move(http_proxy_socket_params));
   return base::MakeRefCounted<SocketParams>(callback);
 }

 TransportClientSocketPool::SocketParams::~SocketParams() = default;

 TransportClientSocketPool::TransportConnectJobFactory::
     TransportConnectJobFactory(
         ClientSocketFactory* client_socket_factory,
         HostResolver* host_resolver,
         ProxyDelegate* proxy_delegate,
         const HttpUserAgentSettings* http_user_agent_settings,
         const SSLClientSocketContext& ssl_client_socket_context,
         const SSLClientSocketContext& ssl_client_socket_context_privacy_mode,
         SocketPerformanceWatcherFactory* socket_performance_watcher_factory,
         NetworkQualityEstimator* network_quality_estimator,
         NetLog* net_log)
     : common_connect_job_params_(
           client_socket_factory,
           host_resolver,
           proxy_delegate,
           http_user_agent_settings,
           ssl_client_socket_context,
           ssl_client_socket_context_privacy_mode,
           socket_performance_watcher_factory,
           network_quality_estimator,
           net_log,
           nullptr /* websocket_endpoint_lock_manager */) {}

 TransportClientSocketPool::TransportConnectJobFactory::
     ~TransportConnectJobFactory() = default;

 std::unique_ptr<ConnectJob>
 TransportClientSocketPool::TransportConnectJobFactory::NewConnectJob(
     const PoolBase::Request& request,
     ConnectJob::Delegate* delegate) const {
   return request.params()->create_connect_job_callback().Run(
       request.priority(), request.socket_tag(), &common_connect_job_params_,
       delegate);
 }

 TransportClientSocketPool::TransportClientSocketPool(
     int max_sockets,
     int max_sockets_per_group,
     base::TimeDelta unused_idle_socket_timeout,
     ClientSocketFactory* client_socket_factory,
     HostResolver* host_resolver,
     ProxyDelegate* proxy_delegate,
     const HttpUserAgentSettings* http_user_agent_settings,
     CertVerifier* cert_verifier,
     ChannelIDService* channel_id_service,
     TransportSecurityState* transport_security_state,
     CTVerifier* cert_transparency_verifier,
     CTPolicyEnforcer* ct_policy_enforcer,
     SSLClientSessionCache* ssl_client_session_cache,
     SSLClientSessionCache* ssl_client_session_cache_privacy_mode,
     SSLConfigService* ssl_config_service,
     SocketPerformanceWatcherFactory* socket_performance_watcher_factory,
     NetworkQualityEstimator* network_quality_estimator,
     NetLog* net_log)
     : base_(max_sockets,
             max_sockets_per_group,
             unused_idle_socket_timeout,
             ClientSocketPool::used_idle_socket_timeout(),
             new TransportConnectJobFactory(
                 client_socket_factory,
                 host_resolver,
                 proxy_delegate,
                 http_user_agent_settings,
                 SSLClientSocketContext(cert_verifier,
                                        channel_id_service,
                                        transport_security_state,
                                        cert_transparency_verifier,
                                        ct_policy_enforcer,
                                        ssl_client_session_cache),
                 SSLClientSocketContext(cert_verifier,
                                        channel_id_service,
                                        transport_security_state,
                                        cert_transparency_verifier,
                                        ct_policy_enforcer,
                                        ssl_client_session_cache_privacy_mode),
                 socket_performance_watcher_factory,
                 network_quality_estimator,
                 net_log)),
       client_socket_factory_(client_socket_factory),
       ssl_config_service_(ssl_config_service) {
   base_.EnableConnectBackupJobs();
   if (ssl_config_service_)
     ssl_config_service_->AddObserver(this);
 }

 TransportClientSocketPool::~TransportClientSocketPool() {
   if (ssl_config_service_)
     ssl_config_service_->RemoveObserver(this);
 }

 int TransportClientSocketPool::RequestSocket(
     const std::string& group_name,
     const void* params,
     RequestPriority priority,
     const SocketTag& socket_tag,
     RespectLimits respect_limits,
     ClientSocketHandle* handle,
     CompletionOnceCallback callback,
     const ProxyAuthCallback& proxy_auth_callback,
     const NetLogWithSource& net_log) {
   const scoped_refptr<SocketParams>* casted_params =
       static_cast<const scoped_refptr<SocketParams>*>(params);

   NetLogTcpClientSocketPoolRequestedSocket(net_log, group_name);

   return base_.RequestSocket(group_name, *casted_params, priority, socket_tag,
                              respect_limits, handle, std::move(callback),
                              proxy_auth_callback, net_log);
 }

 void TransportClientSocketPool::NetLogTcpClientSocketPoolRequestedSocket(
     const NetLogWithSource& net_log,
     const std::string& group_name) {
   if (net_log.IsCapturing()) {
     // TODO(eroman): Split out the host and port parameters.
     net_log.AddEvent(NetLogEventType::TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKET,
                      NetLog::StringCallback("group", &group_name));
   }
 }

 void TransportClientSocketPool::RequestSockets(
     const std::string& group_name,
     const void* params,
     int num_sockets,
     const NetLogWithSource& net_log) {
   const scoped_refptr<SocketParams>* casted_params =
       static_cast<const scoped_refptr<SocketParams>*>(params);

   if (net_log.IsCapturing()) {
     // TODO(eroman): Split out the host and port parameters.
     net_log.AddEvent(NetLogEventType::TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKETS,
                      NetLog::StringCallback("group_name", &group_name));
   }

   base_.RequestSockets(group_name, *casted_params, num_sockets, net_log);
 }

 void TransportClientSocketPool::SetPriority(const std::string& group_name,
                                             ClientSocketHandle* handle,
                                             RequestPriority priority) {
   base_.SetPriority(group_name, handle, priority);
 }

 void TransportClientSocketPool::CancelRequest(
     const std::string& group_name,
     ClientSocketHandle* handle) {
   base_.CancelRequest(group_name, handle);
 }

 void TransportClientSocketPool::ReleaseSocket(
     const std::string& group_name,
     std::unique_ptr<StreamSocket> socket,
     int id) {
   base_.ReleaseSocket(group_name, std::move(socket), id);
 }

 void TransportClientSocketPool::FlushWithError(int error) {
   base_.FlushWithError(error);
 }

 void TransportClientSocketPool::CloseIdleSockets() {
   base_.CloseIdleSockets();
 }

 void TransportClientSocketPool::CloseIdleSocketsInGroup(
     const std::string& group_name) {
   base_.CloseIdleSocketsInGroup(group_name);
 }

 int TransportClientSocketPool::IdleSocketCount() const {
   return base_.idle_socket_count();
 }

 size_t TransportClientSocketPool::IdleSocketCountInGroup(
     const std::string& group_name) const {
   return base_.IdleSocketCountInGroup(group_name);
 }

 LoadState TransportClientSocketPool::GetLoadState(
     const std::string& group_name, const ClientSocketHandle* handle) const {
   return base_.GetLoadState(group_name, handle);
 }

 std::unique_ptr<base::DictionaryValue>
 TransportClientSocketPool::GetInfoAsValue(const std::string& name,
                                           const std::string& type) const {
   return base_.GetInfoAsValue(name, type);
 }

 bool TransportClientSocketPool::IsStalled() const {
   return base_.IsStalled();
 }

 void TransportClientSocketPool::AddHigherLayeredPool(
     HigherLayeredPool* higher_pool) {
   base_.AddHigherLayeredPool(higher_pool);
 }

 void TransportClientSocketPool::RemoveHigherLayeredPool(
     HigherLayeredPool* higher_pool) {
   base_.RemoveHigherLayeredPool(higher_pool);
 }

 void TransportClientSocketPool::DumpMemoryStats(
     base::trace_event::ProcessMemoryDump* pmd,
     const std::string& parent_dump_absolute_name) const {
   base_.DumpMemoryStats(pmd, parent_dump_absolute_name);
 }

 void TransportClientSocketPool::OnSSLConfigChanged() {
   // When the user changes the SSL config, flush all idle sockets so they won't
   // get re-used.
   FlushWithError(ERR_NETWORK_CHANGED);
 }

 }  // namespace net
	// 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/socket/transport_client_socket_pool.h"

	#include "base/bind.h"
	#include "base/compiler_specific.h"
	#include "base/logging.h"
	#include "base/metrics/histogram_macros.h"
	#include "base/strings/string_util.h"
	#include "base/trace_event/trace_event.h"
	#include "base/values.h"
	#include "net/base/trace_constants.h"
	#include "net/http/http_proxy_connect_job.h"
	#include "net/log/net_log.h"
	#include "net/log/net_log_event_type.h"
	#include "net/log/net_log_source_type.h"
	#include "net/log/net_log_with_source.h"
	#include "net/socket/client_socket_factory.h"
	#include "net/socket/client_socket_handle.h"
	#include "net/socket/client_socket_pool_base.h"
	#include "net/socket/socket_net_log_params.h"
	#include "net/socket/socks_connect_job.h"
	#include "net/socket/ssl_connect_job.h"
	#include "net/socket/transport_connect_job.h"
	#include "net/socket/websocket_transport_connect_job.h"

	namespace net {

	namespace {

	// TODO(mmenke): Once the socket pool arguments are no longer needed, remove
	// this method and use TransportConnectJob::CreateTransportConnectJob()
	// directly.
	std::unique_ptr<ConnectJob> CreateTransportConnectJob(
	scoped_refptr<TransportSocketParams> transport_socket_params,
	RequestPriority priority,
	const SocketTag& socket_tag,
	const CommonConnectJobParams* common_connect_job_params,
	ConnectJob::Delegate* delegate) {
	return TransportConnectJob::CreateTransportConnectJob(
	std::move(transport_socket_params), priority, socket_tag,
	common_connect_job_params, delegate, nullptr /* net_log */);
	}

	std::unique_ptr<ConnectJob> CreateSOCKSConnectJob(
	scoped_refptr<SOCKSSocketParams> socks_socket_params,
	RequestPriority priority,
	const SocketTag& socket_tag,
	const CommonConnectJobParams* common_connect_job_params,
	ConnectJob::Delegate* delegate) {
	return std::make_unique<SOCKSConnectJob>(
	priority, socket_tag, common_connect_job_params,
	std::move(socks_socket_params), delegate, nullptr /* net_log */);
	}

	std::unique_ptr<ConnectJob> CreateSSLConnectJob(
	scoped_refptr<SSLSocketParams> ssl_socket_params,
	RequestPriority priority,
	const SocketTag& socket_tag,
	const CommonConnectJobParams* common_connect_job_params,
	ConnectJob::Delegate* delegate) {
	return std::make_unique<SSLConnectJob>(
	priority, socket_tag, common_connect_job_params,
	std::move(ssl_socket_params), delegate, nullptr /* net_log */);
	}

	std::unique_ptr<ConnectJob> CreateHttpProxyConnectJob(
	scoped_refptr<HttpProxySocketParams> http_proxy_socket_params,
	RequestPriority priority,
	const SocketTag& socket_tag,
	const CommonConnectJobParams* common_connect_job_params,
	ConnectJob::Delegate* delegate) {
	return std::make_unique<HttpProxyConnectJob>(
	priority, socket_tag, common_connect_job_params,
	std::move(http_proxy_socket_params), delegate, nullptr /* net_log */);
	}

	} // namespace

	TransportClientSocketPool::SocketParams::SocketParams(
	const CreateConnectJobCallback& create_connect_job_callback)
	: create_connect_job_callback_(create_connect_job_callback) {}

	scoped_refptr<TransportClientSocketPool::SocketParams>
	TransportClientSocketPool::SocketParams::CreateFromTransportSocketParams(
	scoped_refptr<TransportSocketParams> transport_client_params) {
	CreateConnectJobCallback callback = base::BindRepeating(
	&CreateTransportConnectJob, std::move(transport_client_params));
	return base::MakeRefCounted<SocketParams>(callback);
	}

	scoped_refptr<TransportClientSocketPool::SocketParams>
	TransportClientSocketPool::SocketParams::CreateFromSOCKSSocketParams(
	scoped_refptr<SOCKSSocketParams> socks_socket_params) {
	CreateConnectJobCallback callback = base::BindRepeating(
	&CreateSOCKSConnectJob, std::move(socks_socket_params));
	return base::MakeRefCounted<SocketParams>(callback);
	}

	scoped_refptr<TransportClientSocketPool::SocketParams>
	TransportClientSocketPool::SocketParams::CreateFromSSLSocketParams(
	scoped_refptr<SSLSocketParams> ssl_socket_params) {
	CreateConnectJobCallback callback =
	base::BindRepeating(&CreateSSLConnectJob, std::move(ssl_socket_params));
	return base::MakeRefCounted<SocketParams>(callback);
	}

	scoped_refptr<TransportClientSocketPool::SocketParams>
	TransportClientSocketPool::SocketParams::CreateFromHttpProxySocketParams(
	scoped_refptr<HttpProxySocketParams> http_proxy_socket_params) {
	CreateConnectJobCallback callback = base::BindRepeating(
	&CreateHttpProxyConnectJob, std::move(http_proxy_socket_params));
	return base::MakeRefCounted<SocketParams>(callback);
	}

	TransportClientSocketPool::SocketParams::~SocketParams() = default;

	TransportClientSocketPool::TransportConnectJobFactory::
	TransportConnectJobFactory(
	ClientSocketFactory* client_socket_factory,
	HostResolver* host_resolver,
	ProxyDelegate* proxy_delegate,
	const HttpUserAgentSettings* http_user_agent_settings,
	const SSLClientSocketContext& ssl_client_socket_context,
	const SSLClientSocketContext& ssl_client_socket_context_privacy_mode,
	SocketPerformanceWatcherFactory* socket_performance_watcher_factory,
	NetworkQualityEstimator* network_quality_estimator,
	NetLog* net_log)
	: common_connect_job_params_(
	client_socket_factory,
	host_resolver,
	proxy_delegate,
	http_user_agent_settings,
	ssl_client_socket_context,
	ssl_client_socket_context_privacy_mode,
	socket_performance_watcher_factory,
	network_quality_estimator,
	net_log,
	nullptr /* websocket_endpoint_lock_manager */) {}

	TransportClientSocketPool::TransportConnectJobFactory::
	~TransportConnectJobFactory() = default;

	std::unique_ptr<ConnectJob>
	TransportClientSocketPool::TransportConnectJobFactory::NewConnectJob(
	const PoolBase::Request& request,
	ConnectJob::Delegate* delegate) const {
	return request.params()->create_connect_job_callback().Run(
	request.priority(), request.socket_tag(), &common_connect_job_params_,
	delegate);
	}

	TransportClientSocketPool::TransportClientSocketPool(
	int max_sockets,
	int max_sockets_per_group,
	base::TimeDelta unused_idle_socket_timeout,
	ClientSocketFactory* client_socket_factory,
	HostResolver* host_resolver,
	ProxyDelegate* proxy_delegate,
	const HttpUserAgentSettings* http_user_agent_settings,
	CertVerifier* cert_verifier,
	ChannelIDService* channel_id_service,
	TransportSecurityState* transport_security_state,
	CTVerifier* cert_transparency_verifier,
	CTPolicyEnforcer* ct_policy_enforcer,
	SSLClientSessionCache* ssl_client_session_cache,
	SSLClientSessionCache* ssl_client_session_cache_privacy_mode,
	SSLConfigService* ssl_config_service,
	SocketPerformanceWatcherFactory* socket_performance_watcher_factory,
	NetworkQualityEstimator* network_quality_estimator,
	NetLog* net_log)
	: base_(max_sockets,
	max_sockets_per_group,
	unused_idle_socket_timeout,
	ClientSocketPool::used_idle_socket_timeout(),
	new TransportConnectJobFactory(
	client_socket_factory,
	host_resolver,
	proxy_delegate,
	http_user_agent_settings,
	SSLClientSocketContext(cert_verifier,
	channel_id_service,
	transport_security_state,
	cert_transparency_verifier,
	ct_policy_enforcer,
	ssl_client_session_cache),
	SSLClientSocketContext(cert_verifier,
	channel_id_service,
	transport_security_state,
	cert_transparency_verifier,
	ct_policy_enforcer,
	ssl_client_session_cache_privacy_mode),
	socket_performance_watcher_factory,
	network_quality_estimator,
	net_log)),
	client_socket_factory_(client_socket_factory),
	ssl_config_service_(ssl_config_service) {
	base_.EnableConnectBackupJobs();
	if (ssl_config_service_)
	ssl_config_service_->AddObserver(this);
	}

	TransportClientSocketPool::~TransportClientSocketPool() {
	if (ssl_config_service_)
	ssl_config_service_->RemoveObserver(this);
	}

	int TransportClientSocketPool::RequestSocket(
	const std::string& group_name,
	const void* params,
	RequestPriority priority,
	const SocketTag& socket_tag,
	RespectLimits respect_limits,
	ClientSocketHandle* handle,
	CompletionOnceCallback callback,
	const ProxyAuthCallback& proxy_auth_callback,
	const NetLogWithSource& net_log) {
	const scoped_refptr<SocketParams>* casted_params =
	static_cast<const scoped_refptr<SocketParams>*>(params);

	NetLogTcpClientSocketPoolRequestedSocket(net_log, group_name);

	return base_.RequestSocket(group_name, *casted_params, priority, socket_tag,
	respect_limits, handle, std::move(callback),
	proxy_auth_callback, net_log);
	}

	void TransportClientSocketPool::NetLogTcpClientSocketPoolRequestedSocket(
	const NetLogWithSource& net_log,
	const std::string& group_name) {
	if (net_log.IsCapturing()) {
	// TODO(eroman): Split out the host and port parameters.
	net_log.AddEvent(NetLogEventType::TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKET,
	NetLog::StringCallback("group", &group_name));
	}
	}

	void TransportClientSocketPool::RequestSockets(
	const std::string& group_name,
	const void* params,
	int num_sockets,
	const NetLogWithSource& net_log) {
	const scoped_refptr<SocketParams>* casted_params =
	static_cast<const scoped_refptr<SocketParams>*>(params);

	if (net_log.IsCapturing()) {
	// TODO(eroman): Split out the host and port parameters.
	net_log.AddEvent(NetLogEventType::TCP_CLIENT_SOCKET_POOL_REQUESTED_SOCKETS,
	NetLog::StringCallback("group_name", &group_name));
	}

	base_.RequestSockets(group_name, *casted_params, num_sockets, net_log);
	}

	void TransportClientSocketPool::SetPriority(const std::string& group_name,
	ClientSocketHandle* handle,
	RequestPriority priority) {
	base_.SetPriority(group_name, handle, priority);
	}

	void TransportClientSocketPool::CancelRequest(
	const std::string& group_name,
	ClientSocketHandle* handle) {
	base_.CancelRequest(group_name, handle);
	}

	void TransportClientSocketPool::ReleaseSocket(
	const std::string& group_name,
	std::unique_ptr<StreamSocket> socket,
	int id) {
	base_.ReleaseSocket(group_name, std::move(socket), id);
	}

	void TransportClientSocketPool::FlushWithError(int error) {
	base_.FlushWithError(error);
	}

	void TransportClientSocketPool::CloseIdleSockets() {
	base_.CloseIdleSockets();
	}

	void TransportClientSocketPool::CloseIdleSocketsInGroup(
	const std::string& group_name) {
	base_.CloseIdleSocketsInGroup(group_name);
	}

	int TransportClientSocketPool::IdleSocketCount() const {
	return base_.idle_socket_count();
	}

	size_t TransportClientSocketPool::IdleSocketCountInGroup(
	const std::string& group_name) const {
	return base_.IdleSocketCountInGroup(group_name);
	}

	LoadState TransportClientSocketPool::GetLoadState(
	const std::string& group_name, const ClientSocketHandle* handle) const {
	return base_.GetLoadState(group_name, handle);
	}

	std::unique_ptr<base::DictionaryValue>
	TransportClientSocketPool::GetInfoAsValue(const std::string& name,
	const std::string& type) const {
	return base_.GetInfoAsValue(name, type);
	}

	bool TransportClientSocketPool::IsStalled() const {
	return base_.IsStalled();
	}

	void TransportClientSocketPool::AddHigherLayeredPool(
	HigherLayeredPool* higher_pool) {
	base_.AddHigherLayeredPool(higher_pool);
	}

	void TransportClientSocketPool::RemoveHigherLayeredPool(
	HigherLayeredPool* higher_pool) {
	base_.RemoveHigherLayeredPool(higher_pool);
	}

	void TransportClientSocketPool::DumpMemoryStats(
	base::trace_event::ProcessMemoryDump* pmd,
	const std::string& parent_dump_absolute_name) const {
	base_.DumpMemoryStats(pmd, parent_dump_absolute_name);
	}

	void TransportClientSocketPool::OnSSLConfigChanged() {
	// When the user changes the SSL config, flush all idle sockets so they won't
	// get re-used.
	FlushWithError(ERR_NETWORK_CHANGED);
	}

	} // namespace net