Add missing files in //device to appropriate BUILD.gn files.

device/bluetooth/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/features.gni")
 
 if (is_android) {
   import("//build/config/android/rules.gni")  # For generate_jni().
 }
 
 config("bluetooth_config") {
@@ skipping 65 matching lines @@
     "bluetooth_device_mac.mm",
     "bluetooth_device_win.cc",
     "bluetooth_device_win.h",
     "bluetooth_discovery_filter.cc",
     "bluetooth_discovery_filter.h",
     "bluetooth_discovery_manager_mac.h",
     "bluetooth_discovery_manager_mac.mm",
     "bluetooth_discovery_session.cc",
     "bluetooth_discovery_session.h",
     "bluetooth_discovery_session_outcome.h",
+    "bluetooth_export.h",
     "bluetooth_gatt_characteristic.cc",
     "bluetooth_gatt_characteristic.h",
     "bluetooth_gatt_connection.cc",
     "bluetooth_gatt_connection.h",
     "bluetooth_gatt_descriptor.cc",
     "bluetooth_gatt_descriptor.h",
     "bluetooth_gatt_notify_session.cc",
     "bluetooth_gatt_notify_session.h",
     "bluetooth_gatt_service.cc",
     "bluetooth_gatt_service.h",
@@ skipping 315 matching lines @@
   }
 
   android_library("java") {
     java_files = java_sources_needing_jni
     deps = [
       "//base:base_java",
       "//components/location/android:location_java",
     ]
   }
 }