Revert of [EasyUnlock] Update BluetoothLowEnergyConnectionFinder to look for EIDs.

components/proximity_auth/webui/proximity_auth_webui_handler.cc

 // Copyright 2015 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 "components/proximity_auth/webui/proximity_auth_webui_handler.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/base64url.h"
 #include "base/bind.h"
 #include "base/i18n/time_formatting.h"
 #include "base/memory/ptr_util.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/time/default_clock.h"
 #include "base/time/default_tick_clock.h"
 #include "base/values.h"
 #include "components/cryptauth/cryptauth_enrollment_manager.h"
 #include "components/cryptauth/proto/cryptauth_api.pb.h"
 #include "components/cryptauth/remote_device_loader.h"
 #include "components/cryptauth/secure_context.h"
 #include "components/cryptauth/secure_message_delegate.h"
 #include "components/prefs/pref_service.h"
+#include "components/proximity_auth/ble/pref_names.h"
 #include "components/proximity_auth/bluetooth_connection_finder.h"
 #include "components/proximity_auth/logging/logging.h"
 #include "components/proximity_auth/messenger.h"
 #include "components/proximity_auth/remote_device_life_cycle_impl.h"
 #include "components/proximity_auth/remote_status_update.h"
 #include "components/proximity_auth/webui/reachable_phone_flow.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/web_ui.h"
 #include "device/bluetooth/bluetooth_uuid.h"
 
@@ skipping 575 matching lines @@
                << "\n  trust_agent_state: "
                << static_cast<int>(status_update.trust_agent_state);
 
   last_remote_status_update_.reset(new RemoteStatusUpdate(status_update));
   std::unique_ptr<base::ListValue> unlock_keys = GetUnlockKeysList();
   web_ui()->CallJavascriptFunctionUnsafe(
       "LocalStateInterface.onUnlockKeysChanged", *unlock_keys);
 }
 
 }  // namespace proximity_auth