Remove PaymentResponse.totalAmount according to latest spec

chrome/android/javatests/src/org/chromium/chrome/browser/payments/PaymentRequestFreeShippingTest.java

 // 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.
 
 package org.chromium.chrome.browser.payments;
 
 import android.content.DialogInterface;
 import android.test.suitebuilder.annotation.MediumTest;
 
 import org.chromium.chrome.R;
@@ skipping 25 matching lines @@
     @MediumTest
     public void testPay() throws InterruptedException, ExecutionException, TimeoutException {
         triggerUIAndWait(mReadyToPay);
         clickAndWait(R.id.button_primary, mReadyForUnmaskInput);
         typeInCardUnmaskDialogAndWait(R.id.card_unmask_input, "123",
                 mReadyForUnmaskInput.getTarget(), mReadyToUnmask);
         clickCardUnmaskButtonAndWait(DialogInterface.BUTTON_POSITIVE,
                 mReadyToUnmask.getTarget(), mDismissed);
         expectResultContains(new String[] {"Jon Doe", "4111111111111111", "12", "2050", "visa",
                 "123", "Google", "340 Main St", "CA", "Los Angeles", "90291", "US", "en",
-                "freeShippingOption", "USD", "5.00"});
+                "freeShippingOption"});
     }
 }