Merge "Make KeyguardUpdateMonitor a singleton"

import javax.inject.Inject;

import javax.inject.Named;

import javax.inject.Singleton;

/**

 * Watches for updates that may be interesting to the keyguard, and provides

 * the up to date information as well as a registration for callbacks that care

 * to be updated.

 */

@Singleton

public class KeyguardUpdateMonitor implements TrustManager.TrustListener {

    private static final String TAG = "KeyguardUpdateMonitor";