function startListening() {
    if (this._listening) {
      return;
    }

    this._log.info("Registering as Add-on Manager listener.");
    AddonManager.addAddonListener(this);
    AddonManager.addInstallListener(this);
    this._listening = true;
  }
/**
   * Tells the instance to start listening for AddonManager changes.
   *
   * This is typically called automatically when Sync is loaded.
   */
Tells the instance to start listening for AddonManager changes.
This is typically called automatically when Sync is loaded.
Tells the instance to start listening for AddonManager changes . This is typically called automatically when Sync is loaded .
function startListening() {
    if (this._listening) {
      return;
    }
    this._log.info("Registering as Add-on Manager listener.");
    AddonManager.addAddonListener(this);
    AddonManager.addInstallListener(this);
    this._listening = true;
  }
function startListening ( ) { if ( this . _listening ) { return ; } this . _log . info ( "Registering as Add-on Manager listener." ) ; AddonManager . addAddonListener ( this ) ; AddonManager . addInstallListener ( this ) ; this . _listening = true ; }
Tells the instance to start listening for AddonManager changes.
Tells the instance to start listening for AddonManager changes .