Remove task.h and finish base::Bind() migration.

net/proxy/proxy_config_service_linux.cc

 // 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.
 
 #include "net/proxy/proxy_config_service_linux.h"
 
 #include <errno.h>
 #include <fcntl.h>
 #if defined(USE_GCONF)
 #include <gconf/gconf-client.h>
@@ skipping 16 matching lines @@
 #include "base/compiler_specific.h"
 #include "base/environment.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/nix/xdg_util.h"
 #include "base/string_number_conversions.h"
 #include "base/string_tokenizer.h"
 #include "base/string_util.h"
-#include "base/task.h"
 #include "base/threading/thread_restrictions.h"
 #include "base/timer.h"
 #include "googleurl/src/url_canon.h"
 #include "net/base/net_errors.h"
 #include "net/http/http_util.h"
 #include "net/proxy/proxy_config.h"
 #include "net/proxy/proxy_server.h"
 
 namespace net {
 
@@ skipping 1737 matching lines @@
 void ProxyConfigServiceLinux::RemoveObserver(Observer* observer) {
   delegate_->RemoveObserver(observer);
 }
 
 ProxyConfigService::ConfigAvailability
     ProxyConfigServiceLinux::GetLatestProxyConfig(ProxyConfig* config) {
   return delegate_->GetLatestProxyConfig(config);
 }
 
 }  // namespace net