initialize(mirrorServiceCallbacks) {
    if (this.initialized_) {
      return;
    }
    this.mirrorServiceCallbacks_ = mirrorServiceCallbacks;
    this.initialized_ = true;
    this.doInitialize();
  }
/**
   * Initializes the service. Sets callbacks to provider manager. No-ops if
   * already initialized.
   * @param {!mr.ProviderManagerMirrorServiceCallbacks} mirrorServiceCallbacks
   *     Callbacks to provider manager.
   */
Initializes the service. Sets callbacks to provider manager. No-ops if
already initialized.
@param {!mr.ProviderManagerMirrorServiceCallbacks} mirrorServiceCallbacks
Callbacks to provider manager.
Initializes the service . Sets callbacks to provider manager . No - ops if already initialized . @param { !mr . ProviderManagerMirrorServiceCallbacks } mirrorServiceCallbacks Callbacks to provider manager .
initialize(mirrorServiceCallbacks) {
    if (this.initialized_) {
      return;
    }
    this.mirrorServiceCallbacks_ = mirrorServiceCallbacks;
    this.initialized_ = true;
    this.doInitialize();
  }
initialize ( mirrorServiceCallbacks ) { if ( this . initialized_ ) { return ; } this . mirrorServiceCallbacks_ = mirrorServiceCallbacks ; this . initialized_ = true ; this . doInitialize ( ) ; }
Initializes the service.
Initializes the service .