Merge "[Bluetooth] Clear all GATT data after unregistering all services" into tizen

diff --cc src/bluetooth/bluetooth_gatt_server.cc
Simple merge

diff --cc src/bluetooth/bluetooth_gatt_server_service.h
index 661f2df,5f9c5b9..74b25dd
--- 1/src/bluetooth/bluetooth_gatt_server_service.h
--- 2/src/bluetooth/bluetooth_gatt_server_service.h
+++ b/src/bluetooth/bluetooth_gatt_server_service.h
@@@ -47,11 -47,8 +47,12 @@@ class BluetoothGATTServerService 
    PlatformResult SetWriteValueRequestCallback(const picojson::value& args);
    PlatformResult SendResponse(const picojson::value& args);
    PlatformResult NotifyAboutValueChange(const picojson::value& args);
+   void ClearGATTData();
  
 +  static bool DestroyService(int total, int index, bt_gatt_h handle, void* user_data);
 +  static bool DestroyCharacteristic(int total, int index, bt_gatt_h handle, void* user_data);
 +  static bool DestroyDescriptor(int total, int index, bt_gatt_h handle, void* user_data);
 +
   private:
    BluetoothInstance& instance_;
    std::map<int, bt_gatt_h> gatt_objects_;