Removed unused native code related to wifi bootstrapping.

chrome/browser/local_discovery/wifi/bootstrapping_network_switcher.cc

-// Copyright 2014 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 "chrome/browser/local_discovery/wifi/bootstrapping_network_switcher.h"
-
-#include "base/bind.h"
-#include "components/onc/onc_constants.h"
-
-namespace local_discovery {
-
-namespace wifi {
-
-BootstrappingNetworkSwitcher::BootstrappingNetworkSwitcher(
-    WifiManager* wifi_manager,
-    const std::string& connect_ssid,
-    const SuccessCallback& callback)
-    : wifi_manager_(wifi_manager),
-      connect_ssid_(connect_ssid),
-      callback_(callback),
-      connected_(false),
-      weak_factory_(this) {
-}
-
-BootstrappingNetworkSwitcher::~BootstrappingNetworkSwitcher() {
-  Disconnect();
-}
-
-void BootstrappingNetworkSwitcher::Connect() {
-  wifi_manager_->GetSSIDList(
-      base::Bind(&BootstrappingNetworkSwitcher::OnGotNetworkList,
-                 weak_factory_.GetWeakPtr()));
-}
-
-void BootstrappingNetworkSwitcher::Disconnect() {
-  if (connected_ && !return_guid_.empty()) {
-    connected_ = false;
-    wifi_manager_->ConnectToNetworkByID(return_guid_,
-                                        WifiManager::SuccessCallback());
-  }
-}
-
-void BootstrappingNetworkSwitcher::OnGotNetworkList(
-    const NetworkPropertiesList& networks) {
-  for (NetworkPropertiesList::const_iterator i = networks.begin();
-       i != networks.end();
-       i++) {
-    if (i->connection_state == onc::connection_state::kConnected) {
-      return_guid_ = i->guid;
-      break;
-    }
-  }
-
-  // We are "connected" while attempting to connect even if we fail
-  connected_ = true;
-
-  // Bootstrapping devices should have an empty PSK.
-  wifi_manager_->ConfigureAndConnectNetwork(
-      connect_ssid_,
-      WifiCredentials::FromPSK(std::string()),
-      base::Bind(&BootstrappingNetworkSwitcher::OnConnectStatus,
-                 weak_factory_.GetWeakPtr()));
-}
-
-void BootstrappingNetworkSwitcher::OnConnectStatus(bool status) {
-  connected_ = status;
-  callback_.Run(status);
-}
-
-}  // namespace wifi
-
-}  // namespace local_discovery