this.getPriceBookList = function () {
                 console.log("PricingService getPriceBookList entered"); //Line1

                             this.callTokenAPI().then(function onSuccess(response) {

                              console.log("callTokenAPI success");  //Line 2
                                return $http({
                                            url: "someUrl",
                                            method: 'GET',
                                            withCredentials:true,
                                            headers: { "Content-Type": "application/json; charset=UTF-8" }
                                });

                                }, function onFailure(error) {
                                console.log("callTokenAPI failure in pricingservice");
                              });


                  console.log("PricingService getPriceBookList exited");     //Line 3

            };