Delete the ClientSocketPoolHistograms class.

net/socket/client_socket_pool_manager_impl.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/socket/client_socket_pool_manager_impl.h"
 
 #include "base/logging.h"
 #include "base/values.h"
 #include "net/http/http_network_session.h"
 #include "net/http/http_proxy_client_socket_pool.h"
@@ skipping 39 matching lines @@
       socket_factory_(socket_factory),
       host_resolver_(host_resolver),
       cert_verifier_(cert_verifier),
       channel_id_service_(channel_id_service),
       transport_security_state_(transport_security_state),
       cert_transparency_verifier_(cert_transparency_verifier),
       cert_policy_enforcer_(cert_policy_enforcer),
       ssl_session_cache_shard_(ssl_session_cache_shard),
       ssl_config_service_(ssl_config_service),
       pool_type_(pool_type),
-      transport_pool_histograms_("TCP"),
       transport_socket_pool_(
           pool_type == HttpNetworkSession::WEBSOCKET_SOCKET_POOL
               ? new WebSocketTransportClientSocketPool(
                     max_sockets_per_pool(pool_type),
                     max_sockets_per_group(pool_type),
-                    &transport_pool_histograms_,
                     host_resolver,
                     socket_factory_,
                     net_log)
               : new TransportClientSocketPool(max_sockets_per_pool(pool_type),
                                               max_sockets_per_group(pool_type),
-                                              &transport_pool_histograms_,
                                               host_resolver,
                                               socket_factory_,
                                               net_log)),
-      ssl_pool_histograms_("SSL2"),
       ssl_socket_pool_(new SSLClientSocketPool(max_sockets_per_pool(pool_type),
                                                max_sockets_per_group(pool_type),
-                                               &ssl_pool_histograms_,
                                                cert_verifier,
                                                channel_id_service,
                                                transport_security_state,
                                                cert_transparency_verifier,
                                                cert_policy_enforcer,
                                                ssl_session_cache_shard,
                                                socket_factory,
                                                transport_socket_pool_.get(),
                                                NULL /* no socks proxy */,
                                                NULL /* no http proxy */,
                                                ssl_config_service,
-                                               net_log)),
-      transport_for_socks_pool_histograms_("TCPforSOCKS"),
-      socks_pool_histograms_("SOCK"),
-      transport_for_http_proxy_pool_histograms_("TCPforHTTPProxy"),
-      transport_for_https_proxy_pool_histograms_("TCPforHTTPSProxy"),
-      ssl_for_https_proxy_pool_histograms_("SSLforHTTPSProxy"),
-      http_proxy_pool_histograms_("HTTPProxy"),
-      ssl_socket_pool_for_proxies_histograms_("SSLForProxies") {
+                                               net_log)) {
   CertDatabase::GetInstance()->AddObserver(this);
 }
 
 ClientSocketPoolManagerImpl::~ClientSocketPoolManagerImpl() {
   CertDatabase::GetInstance()->RemoveObserver(this);
 }
 
 void ClientSocketPoolManagerImpl::FlushSocketPoolsWithError(int error) {
   // Flush the highest level pools first, since higher level pools may release
   // stuff to the lower level pools.
@@ skipping 112 matching lines @@
 
   DCHECK(!ContainsKey(transport_socket_pools_for_socks_proxies_, socks_proxy));
 
   std::pair<TransportSocketPoolMap::iterator, bool> tcp_ret =
       transport_socket_pools_for_socks_proxies_.insert(
           std::make_pair(
               socks_proxy,
               new TransportClientSocketPool(
                   max_sockets_per_proxy_server(pool_type_),
                   max_sockets_per_group(pool_type_),
-                  &transport_for_socks_pool_histograms_,
                   host_resolver_,
                   socket_factory_,
                   net_log_)));
   DCHECK(tcp_ret.second);
 
   std::pair<SOCKSSocketPoolMap::iterator, bool> ret =
       socks_socket_pools_.insert(
           std::make_pair(socks_proxy, new SOCKSClientSocketPool(
               max_sockets_per_proxy_server(pool_type_),
               max_sockets_per_group(pool_type_),
-              &socks_pool_histograms_,
               host_resolver_,
               tcp_ret.first->second,
               net_log_)));
 
   return ret.first->second;
 }
 
 HttpProxyClientSocketPool*
 ClientSocketPoolManagerImpl::GetSocketPoolForHTTPProxy(
     const HostPortPair& http_proxy) {
@@ skipping 10 matching lines @@
   DCHECK(!ContainsKey(transport_socket_pools_for_https_proxies_, http_proxy));
   DCHECK(!ContainsKey(ssl_socket_pools_for_https_proxies_, http_proxy));
 
   std::pair<TransportSocketPoolMap::iterator, bool> tcp_http_ret =
       transport_socket_pools_for_http_proxies_.insert(
           std::make_pair(
               http_proxy,
               new TransportClientSocketPool(
                   max_sockets_per_proxy_server(pool_type_),
                   max_sockets_per_group(pool_type_),
-                  &transport_for_http_proxy_pool_histograms_,
                   host_resolver_,
                   socket_factory_,
                   net_log_)));
   DCHECK(tcp_http_ret.second);
 
   std::pair<TransportSocketPoolMap::iterator, bool> tcp_https_ret =
       transport_socket_pools_for_https_proxies_.insert(
           std::make_pair(
               http_proxy,
               new TransportClientSocketPool(
                   max_sockets_per_proxy_server(pool_type_),
                   max_sockets_per_group(pool_type_),
-                  &transport_for_https_proxy_pool_histograms_,
                   host_resolver_,
                   socket_factory_,
                   net_log_)));
   DCHECK(tcp_https_ret.second);
 
   std::pair<SSLSocketPoolMap::iterator, bool> ssl_https_ret =
       ssl_socket_pools_for_https_proxies_.insert(std::make_pair(
           http_proxy, new SSLClientSocketPool(
                           max_sockets_per_proxy_server(pool_type_),
-                          max_sockets_per_group(pool_type_),
-                          &ssl_for_https_proxy_pool_histograms_, cert_verifier_,
+                          max_sockets_per_group(pool_type_), cert_verifier_,
                           channel_id_service_, transport_security_state_,
                           cert_transparency_verifier_, cert_policy_enforcer_,
                           ssl_session_cache_shard_, socket_factory_,
                           tcp_https_ret.first->second /* https proxy */,
                           NULL /* no socks proxy */, NULL /* no http proxy */,
                           ssl_config_service_.get(), net_log_)));
   DCHECK(tcp_https_ret.second);
 
   std::pair<HTTPProxySocketPoolMap::iterator, bool> ret =
       http_proxy_socket_pools_.insert(
           std::make_pair(
               http_proxy,
               new HttpProxyClientSocketPool(
                   max_sockets_per_proxy_server(pool_type_),
                   max_sockets_per_group(pool_type_),
-                  &http_proxy_pool_histograms_,
                   tcp_http_ret.first->second,
                   ssl_https_ret.first->second,
                   net_log_)));
 
   return ret.first->second;
 }
 
 SSLClientSocketPool* ClientSocketPoolManagerImpl::GetSocketPoolForSSLWithProxy(
     const HostPortPair& proxy_server) {
   SSLSocketPoolMap::const_iterator it =
       ssl_socket_pools_for_proxies_.find(proxy_server);
   if (it != ssl_socket_pools_for_proxies_.end())
     return it->second;
 
   SSLClientSocketPool* new_pool = new SSLClientSocketPool(
       max_sockets_per_proxy_server(pool_type_),
-      max_sockets_per_group(pool_type_), &ssl_pool_histograms_, cert_verifier_,
-      channel_id_service_, transport_security_state_,
-      cert_transparency_verifier_, cert_policy_enforcer_,
-      ssl_session_cache_shard_, socket_factory_,
+      max_sockets_per_group(pool_type_), cert_verifier_, channel_id_service_,
+      transport_security_state_, cert_transparency_verifier_,
+      cert_policy_enforcer_, ssl_session_cache_shard_, socket_factory_,
       NULL, /* no tcp pool, we always go through a proxy */
       GetSocketPoolForSOCKSProxy(proxy_server),
       GetSocketPoolForHTTPProxy(proxy_server), ssl_config_service_.get(),
       net_log_);
 
   std::pair<SSLSocketPoolMap::iterator, bool> ret =
       ssl_socket_pools_for_proxies_.insert(std::make_pair(proxy_server,
                                                           new_pool));
 
   return ret.first->second;
@@ skipping 41 matching lines @@
   // We should not flush the socket pools if we added trust to a
   // cert.
   //
   // Since the OnCACertChanged method doesn't tell us what
   // kind of change it is, we have to flush the socket
   // pools to be safe.
   FlushSocketPoolsWithError(ERR_NETWORK_CHANGED);
 }
 
 }  // namespace net