Show custom error message in payments UI.

chrome/android/java/src/org/chromium/chrome/browser/payments/PaymentRequestImpl.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.app.Activity;
 import android.graphics.Bitmap;
 import android.os.Handler;
 import android.support.v4.util.ArrayMap;
@@ skipping 541 matching lines @@
             recordAbortReasonHistogram(
                     PaymentRequestMetrics.ABORT_REASON_INVALID_DATA_FROM_RENDERER);
             return;
         }
 
         if (!parseAndValidateDetailsOrDisconnectFromClient(details)) return;
 
         if (mUiShippingOptions.isEmpty() && mShippingAddressesSection.getSelectedItem() != null) {
             mShippingAddressesSection.getSelectedItem().setInvalid();
             mShippingAddressesSection.setSelectedItemIndex(SectionInformation.INVALID_SELECTION);
+            mShippingAddressesSection.setErrorMessage(details.error);
         }
 
         if (mPaymentInformationCallback != null) {
             providePaymentInformation();
         } else {
             mUI.updateOrderSummarySection(mUiShoppingCart);
             mUI.updateSection(PaymentRequestUI.TYPE_SHIPPING_OPTIONS, mUiShippingOptions);
         }
     }
 
@@ skipping 719 matching lines @@
                 "PaymentRequest.CheckoutFunnel.Aborted", abortReason,
                 PaymentRequestMetrics.ABORT_REASON_MAX);
 
         if (abortReason == PaymentRequestMetrics.ABORT_REASON_ABORTED_BY_USER) {
             mJourneyLogger.recordJourneyStatsHistograms("UserAborted");
         } else {
             mJourneyLogger.recordJourneyStatsHistograms("OtherAborted");
         }
     }
 }