Add a "LoadLog*" parameter to transactions, hostresolver, clientsocketpool.

net/socket/tcp_client_socket_pool.cc

Index: net/socket/tcp_client_socket_pool.cc
===================================================================
--- net/socket/tcp_client_socket_pool.cc	(revision 23124)
+++ net/socket/tcp_client_socket_pool.cc	(working copy)
@@ -89,7 +89,7 @@
 int TCPConnectJob::DoResolveHost() {
   set_load_state(LOAD_STATE_RESOLVING_HOST);
   next_state_ = kStateResolveHostComplete;
-  return resolver_.Resolve(resolve_info_, &addresses_, &callback_);
+  return resolver_.Resolve(NULL, resolve_info_, &addresses_, &callback_);
 }
 
 int TCPConnectJob::DoResolveHostComplete(int result) {
@@ -149,13 +149,14 @@
 TCPClientSocketPool::~TCPClientSocketPool() {}
 
 int TCPClientSocketPool::RequestSocket(
+    LoadLog* load_log,
     const std::string& group_name,
     const HostResolver::RequestInfo& resolve_info,
     int priority,
     ClientSocketHandle* handle,
     CompletionCallback* callback) {
   return base_->RequestSocket(
-      group_name, resolve_info, priority, handle, callback);
+      load_log, group_name, resolve_info, priority, handle, callback);
 }
 
 void TCPClientSocketPool::CancelRequest(