[EasyUnlock] Delete unused BLE code.

chrome/browser/BUILD.gn

 # 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.
 
 import("//build/config/chrome_build.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/split_static_library.gni")
 import("//chrome/common/features.gni")
@@ skipping 1941 matching lines @@
     allow_circular_includes_from += [
       "//chrome/browser/apps",
       "//chrome/browser/extensions",
     ]
     deps += [
       "//chrome/browser/sync_file_system/drive_backend:sync_file_system_drive_proto",
       "//chrome/common/extensions/api",
       "//chrome/common/extensions/api:api_registration",
       "//chrome/common/extensions/api:extensions_features",
       "//components/drive",
-      "//components/proximity_auth/ble",
       "//extensions/components/javascript_dialog_extensions_client",
       "//media/cast:net",
     ]
   }
   if (enable_background) {
     sources += [
       "background/background_application_list_model.cc",
       "background/background_application_list_model.h",
       "background/background_contents_service.cc",
       "background/background_contents_service.h",
@@ skipping 2714 matching lines @@
       "media/pepper_cdm_test_constants.cc",
       "media/pepper_cdm_test_constants.h",
     ]
   }
 }
 
 service_manifest("preferences_forwarder_manifest") {
   name = "preferences_forwarder"
   source = "prefs/forwarder_manifest.json"
 }