Use dropdown list for admin areas in pr form.

chrome/android/javatests/src/org/chromium/chrome/browser/payments/PaymentRequestBillingAddressTest.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.support.test.filters.MediumTest;
 
 import org.chromium.base.test.util.Feature;
 import org.chromium.chrome.R;
@@ skipping 232 matching lines @@
     public void testBillingAddressSortedByFrecency_AddNewAddress()
             throws InterruptedException, ExecutionException, TimeoutException {
         // Add a payment method.
         triggerUIAndWait(mReadyToPay);
         clickInPaymentMethodAndWait(R.id.payments_section, mReadyForInput);
         clickInPaymentMethodAndWait(R.id.payments_add_option_button, mReadyToEdit);
 
         // Add a new billing address.
         setSpinnerSelectionsInCardEditorAndWait(
                 new int[] {DECEMBER, NEXT_YEAR, ADD_BILLING_ADDRESS}, mReadyToEdit);
+

[sebsg, 2017/03/21 15:29:51]

nit: Remove new-line

[Parastoo, 2017/03/21 20:05:51]

Done.

         setTextInEditorAndWait(new String[] {"Seb Doe", "Google", "340 Main St", "Los Angeles",
                 "CA", "90291", "650-253-0000"}, mEditorTextUpdate);
         clickInEditorAndWait(R.id.payments_edit_done_button, mReadyToEdit);
 
         // There should be 9 suggestions, the 7 initial addresses, the newly added address and the
         // option to add a new address.
         assertEquals(9, getSpinnerItemCountInCardEditor(BILLING_ADDRESS_DROPDOWN_INDEX));
 
         // The fist suggestion should be the newly added address.
         assertTrue(getSpinnerTextAtPositionInCardEditor(BILLING_ADDRESS_DROPDOWN_INDEX,
@@ skipping 99 matching lines @@
         // Selects the fifth billing addresss that misses recipient name brings up the address
         // editor.
         setSpinnerSelectionsInCardEditorAndWait(new int[] {DECEMBER, NEXT_YEAR, 4}, mReadyToEdit);
         clickInEditorAndWait(R.id.payments_edit_cancel_button, mReadyToEdit);
 
         // The previous selected address should be selected after canceling out from edit.
         assertTrue(getSpinnerSelectionTextInCardEditor(BILLING_ADDRESS_DROPDOWN_INDEX)
                 .equals("Jon Doe, 340 Main St, Los Angeles, CA 90291"));
     }
 }