trying to resolve Ionic Promises problem: Uncaught ReferenceError: Promise is not defined at file:///android_asset/www/lib/ionic/js/ionic.bundle.js:11731

utility.js

'use strict';

angular.module('boosterapp.utility', [])

	.service('Utility', function($ionicPopup, $q, $rootScope, $state, Booster) {

    var self = this;    
    var debug = 3; // debug level - higher means more verbose messages
	this.popup = function(title, message) {	    
		 $ionicPopup.alert({
		     title: title,
		     template: message
		 });
	}

    this.goToState=function(theState) {
        $state.go(theState);
    }

    //FB login button click event
    this.asynchFacebookLogin = new Promise(function(resolve, reject) 
    {
        var d = $q.defer;
        //alert('doFbLogin');
        var fbId = self.getFBuserId();
        if(fbId === null) {
            $d.resolve(fbId);
        }

        console.log('doFbLogin');
        facebookConnectPlugin.
        login
        (
            ['public_profile', 'user_friends', 'email'], 
            // SUCCESS
            function(res) 
            {
                console.log("doFbLogin:res=" + JSON.stringify(res));
                var fbId = res.authResponse.userID;
                $d.resolve(fbId);
            }, 
            function(err) 
            {
                var errLog = 'asynchFacebookLoginfacebookConnectPlugin:err'+err;
                console.log(errorLog);
                $d.reject(errLog);
            }       
        )
        console.log('doFbLogin:end');
    });

    this.asychGetLoginStatus = new Promise(function(resolve, reject)
    {
        console.log('asychGetLoginStatus');
        var d = $q.defer();
        console.log('asychGetLoginStatus:d='+d);
        //d.notify('asychGetLoginStatus');

        facebookConnectPlugin.getLoginStatus
        (
            function(res)
            {
                console.log('asychGetLoginStatus:getLoginStatus:res='+JSON.stringify(res));
                fbId = res.authResponse.userID;
                self.setProfileByFbId(fbId);
                if(res.status + "" != "connected")
                { 
                    d.resolve(res);
                } else
                {
                    d.reject();
                }
            },
            function(err){
                console.log('facebookConnectPlugin.getLoginStatus:err='+err);
            }
        )
    });

    this.asyncLoginRegister = new Promise(function(resolve, reject)
    {
        var d = $q.defer();
        console.log('asyncLoginRegister');
        //var getProfileWsr = self.getProfileFromWs();
        //if(getProfileWsr === null) {
        return self.asychGetLoginStatus()
        .then(function(result){
            return self.asynchFacebookLogin()
        }).then(function(result){
            return Booster.getProfileByFbId(fbId)
        }).then(function(result){
            return Booster.register(data.id, data.first_name, data.last_name, data.email,"")
        }).then(function(){
            d = $q.resolve(response);
        }).catch(function(err){
            d = $q.reject(err);
        });
    });

    var startUpcoming = function() 
    {
        console.log('startUpcoming');
        getProfileWsr = JSON.parse(getProfileWsr);
        console.log('startUpcoming:getProfileWsr='+JSON.stringify(getProfileWsr));
        self.setUserId(getProfileWsr.data.UserId);    
        self.updateDeviceId();    
        self.setProfileFromWs(getProfileWsr);                
        $state.go('app.upcoming');
    }