Add dumpsys support for bluetooth

    boolean isActivityAndEnergyReportingSupported();

    void getActivityEnergyInfoFromController();

    BluetoothActivityEnergyInfo reportActivityInfo();

    // for dumpsys support

    String dump();

}

import android.os.UserHandle;

import android.provider.Settings;

import android.util.Log;

import java.io.FileDescriptor;

import java.io.PrintWriter;

class BluetoothManagerService extends IBluetoothManager.Stub {

    private static final String TAG = "BluetoothManagerService";

    private static final boolean DBG = true;

            // todo: notify user to power down and power up phone to make bluetooth work.

        }

    }

    @Override

    public void dump(FileDescriptor fd, PrintWriter writer, String[] args) {

        writer.println("enabled: " + mEnable);

        writer.println("state: " + mState);

        writer.println("address: " + mAddress);

        writer.println("name: " + mName);

        if (mBluetooth == null) {

            writer.println("Bluetooth Service not connected");

        } else {

            try {

                writer.println(mBluetooth.dump());

            } catch (RemoteException re) {

                writer.println("RemoteException while calling Bluetooth Service");

            }

        }

    }

}