base::Bind: Convert proxy_resolving_client_socket.[cc,h] and deps.

net/socket/client_socket_handle.h

 // Copyright (c) 2011 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.
 
 #ifndef NET_SOCKET_CLIENT_SOCKET_HANDLE_H_
 #define NET_SOCKET_CLIENT_SOCKET_HANDLE_H_
 #pragma once
 
 #include <string>
 
@@ skipping 56 matching lines @@
   // to allow the caller to determine what went wrong.
   //
   // Init may be called multiple times.
   //
   // Profiling information for the request is saved to |net_log| if non-NULL.
   //
   template <typename SocketParams, typename PoolType>
   int Init(const std::string& group_name,
            const scoped_refptr<SocketParams>& socket_params,
            RequestPriority priority,
-           OldCompletionCallback* callback,
+           const CompletionCallback& callback,
            PoolType* pool,
            const BoundNetLog& net_log);
 
   // An initialized handle can be reset, which causes it to return to the
   // un-initialized state.  This releases the underlying socket, which in the
   // case of a socket that still has an established connection, indicates that
   // the socket may be kept alive for use by a subsequent ClientSocketHandle.
   //
   // NOTE: To prevent the socket from being kept alive, be sure to call its
   // Disconnect method.  This will result in the ClientSocketPool deleting the
@@ skipping 78 matching lines @@
   // Resets the supplemental error state.
   void ResetErrorState();
 
   bool is_initialized_;
   ClientSocketPool* pool_;
   LayeredPool* layered_pool_;
   scoped_ptr<StreamSocket> socket_;
   std::string group_name_;
   bool is_reused_;
   OldCompletionCallbackImpl<ClientSocketHandle> callback_;
-  OldCompletionCallback* user_callback_;
+  CompletionCallback user_callback_;
   base::TimeDelta idle_time_;
   int pool_id_;  // See ClientSocketPool::ReleaseSocket() for an explanation.
   bool is_ssl_error_;
   HttpResponseInfo ssl_error_response_info_;
   scoped_ptr<ClientSocketHandle> pending_http_proxy_connection_;
   base::TimeTicks init_time_;
   base::TimeDelta setup_time_;
 
   NetLog::Source requesting_source_;
 
   DISALLOW_COPY_AND_ASSIGN(ClientSocketHandle);
 };
 
 // Template function implementation:
 template <typename SocketParams, typename PoolType>
 int ClientSocketHandle::Init(const std::string& group_name,
                              const scoped_refptr<SocketParams>& socket_params,
                              RequestPriority priority,
-                             OldCompletionCallback* callback,
+                             const CompletionCallback& callback,
                              PoolType* pool,
                              const BoundNetLog& net_log) {
   requesting_source_ = net_log.source();
 
   CHECK(!group_name.empty());
   // Note that this will result in a compile error if the SocketParams has not
   // been registered for the PoolType via REGISTER_SOCKET_PARAMS_FOR_POOL
   // (defined in client_socket_pool.h).
   CheckIsValidSocketParamsForPool<PoolType, SocketParams>();
   ResetInternal(true);
   ResetErrorState();
   pool_ = pool;
   group_name_ = group_name;
   init_time_ = base::TimeTicks::Now();
   int rv = pool_->RequestSocket(
       group_name, &socket_params, priority, this, &callback_, net_log);
   if (rv == ERR_IO_PENDING) {
     user_callback_ = callback;
   } else {
     HandleInitCompletion(rv);
   }
   return rv;
 }
 
 }  // namespace net
 
 #endif  // NET_SOCKET_CLIENT_SOCKET_HANDLE_H_