Android 10.0蓝牙去掉传输文件的功能

在蓝牙文件传输过程中，开始传输的时候 由packages/apps/Bluetooth/src/com/android/bluetooth/opp/BluetoothOppLauncherActivity.java 来处理

public class BluetoothOppLauncherActivity extends Activity {
   
    
    
    private static final String TAG = "BluetoothLauncherActivity";
    private static final boolean D = Constants.DEBUG;
    private static final boolean V = Constants.VERBOSE;

    // Regex that matches characters that have special meaning in HTML. '<', '>', '&' and
    // m