refactor(series/info.html): simplify code for Promise creation in prototype.

Author: php-coder

src/main/webapp/WEB-INF/views/series/info.html

@@ -956,11 +956,13 @@ <h5 th:text="#{t_add_info_who_selling_series}">Add info about selling/buying thi
 
 					responseCount++;
 
-					return new Promise(function delayExecution(resolve) {
-						setTimeout(resolve, 500 /* 0.5 second */);
-
-					}).then(function returnResponse() {
-						return stubResponse.status == 500 ? Promise.reject(stubResponse) : Promise.resolve(stubResponse);
+					return new Promise(function delayExecution(resolve, reject) {
+						setTimeout(
+							function returnResponse() {
+								stubResponse.status == 500 ? reject(stubResponse) : resolve(stubResponse);
+							},
+							500 /* 0.5 second */
+						);
 					});
 				},
 				patch: function (url) {
@@ -999,11 +1001,13 @@ <h5 th:text="#{t_add_info_who_selling_series}">Add info about selling/buying thi
 
 					responseCount++;
 
-					return new Promise(function delayExecution(resolve) {
-						setTimeout(resolve, 500 /* 0.5 second */);
-					
-					}).then(function returnResponse() {
-						return stubResponse.status == 500 ? Promise.reject(stubResponse) : Promise.resolve(stubResponse);
+					return new Promise(function delayExecution(resolve, reject) {
+						setTimeout(
+							function returnResponse() {
+								stubResponse.status == 500 ? reject(stubResponse) : resolve(stubResponse);
+							},
+							500 /* 0.5 second */
+						);
 					});
 				},
 				get: function (url) {