Return cached query result for canMakeActivePayment.

chrome/test/data/android/payments/active_payment_query_bobpay.js

 /*
  * Copyright 2016 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 /* global PaymentRequest:false */
 /* global print:false */
 
+var first;
+var second;
+
 /**
- * Checks for existence of Bob Pay.
+ * Sets the |first| variable and prints both |first| and |second| only if both
+ * were set.
+ */
+function printFirst(result) {
+  first = result.toString();
+  if (first && second) {
+    print(first + ', ' + second);
+  }
+}
+
+/**
+ * Sets the |second| variable and prints both |first| and |second| only if both
+ * were set.
+ */
+function printSecond(result) {
+  second = result.toString();
+  if (first && second) {
+    print(first + ', ' + second);
+  }
+}
+
+/**
+ * Checks for existence of Bob Pay twice.
  */
 function buy() {  // eslint-disable-line no-unused-vars
+  first = null;
+  second = null;
+
   try {
-    var request = new PaymentRequest(
+    new PaymentRequest(
         [{supportedMethods: ['https://bobpay.com']}],
-        {total: {label: 'Total', amount: {currency: 'USD', value: '5.00'}}});
-    request.canMakeActivePayment()
-        .then(function(result) {
-          print(result);
-        })
-        .catch(function(error) {
-          print(error);
-        });
+        {total: {label: 'Total', amount: {currency: 'USD', value: '5.00'}}})
+        .canMakeActivePayment()
+        .then(function(result) { printFirst(result); })
+        .catch(function(error) { printFirst(error); });
   } catch (error) {
-    print(error.message);
+    printFirst(error);
+  }
+
+  try {
+    new PaymentRequest(
+        [{supportedMethods: ['https://bobpay.com']}],
+        {total: {label: 'Total', amount: {currency: 'USD', value: '5.00'}}})
+        .canMakeActivePayment()
+        .then(function(result) { printSecond(result); })
+        .catch(function(error) { printSecond(error); });
+  } catch (error) {
+    printSecond(error);
   }
 }
+
+/**
+ * Checks for existence of Bob Pay and AlicePay.
+ */
+function otherBuy() {  // eslint-disable-line no-unused-vars
+  first = null;
+  second = null;
+
+  try {
+    new PaymentRequest(
+        [{supportedMethods: ['https://bobpay.com']}],
+        {total: {label: 'Total', amount: {currency: 'USD', value: '5.00'}}})
+        .canMakeActivePayment()
+        .then(function(result) { printFirst(result); })
+        .catch(function(error) { printFirst(error); });
+  } catch (error) {
+    printFirst(error);
+  }
+
+  try {
+    new PaymentRequest(
+        [{supportedMethods: ['https://alicepay.com']}],
+        {total: {label: 'Total', amount: {currency: 'USD', value: '5.00'}}})
+        .canMakeActivePayment()
+        .then(function(result) { printSecond(result); })
+        .catch(function(error) { printSecond(error); });
+  } catch (error) {
+    printSecond(error);
+  }
+}