bluetooth: mac: Initial BluetoothRemoteGattCharacteristicMac implementation

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 83 matching lines @@
     "bluetooth_low_energy_discovery_manager_mac.h",
     "bluetooth_low_energy_discovery_manager_mac.mm",
     "bluetooth_low_energy_peripheral_delegate.h",
     "bluetooth_low_energy_peripheral_delegate.mm",
     "bluetooth_low_energy_win.cc",
     "bluetooth_low_energy_win.h",
     "bluetooth_remote_gatt_characteristic.cc",
     "bluetooth_remote_gatt_characteristic.h",
     "bluetooth_remote_gatt_characteristic_android.cc",
     "bluetooth_remote_gatt_characteristic_android.h",
+    "bluetooth_remote_gatt_characteristic_mac.h",
+    "bluetooth_remote_gatt_characteristic_mac.mm",
     "bluetooth_remote_gatt_characteristic_win.cc",
     "bluetooth_remote_gatt_characteristic_win.h",
     "bluetooth_remote_gatt_descriptor.cc",
     "bluetooth_remote_gatt_descriptor.h",
     "bluetooth_remote_gatt_descriptor_android.cc",
     "bluetooth_remote_gatt_descriptor_android.h",
     "bluetooth_remote_gatt_descriptor_win.cc",
     "bluetooth_remote_gatt_descriptor_win.h",
     "bluetooth_remote_gatt_service.cc",
     "bluetooth_remote_gatt_service.h",
@@ skipping 272 matching lines @@
     jni_package = "bluetooth"
   }
 
   android_library("java") {
     java_files = java_sources_needing_jni
     deps = [
       "//base:base_java",
     ]
   }
 }