align shipping option name to left and shipping cost to right on bottom sheet

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

 // Copyright 2017 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 static java.util.Arrays.asList;
 
 import android.os.Handler;
 import android.view.KeyEvent;
@@ skipping 405 matching lines @@
             @Override
             public String call() {
                 return mUI.getShippingOptionSectionForTest()
                         .getSummaryLabelForTest()
                         .getText()
                         .toString();
             }
         });
     }
 
+    protected String getShippingOptionCostSummary() throws ExecutionException {
+        return ThreadUtils.runOnUiThreadBlocking(new Callable<String>() {
+            @Override
+            public String call() {
+                return mUI.getShippingOptionSectionForTest()
+                        .getSummarySubLabelForTest()
+                        .getText()
+                        .toString();
+            }
+        });
+    }
+
     protected View getCardEditorFocusedView() {
         return mUI.getCardEditorDialog().getCurrentFocus();
     }
 
     protected void clickOnShippingAddressSuggestionOptionAndWait(
             final int suggestionIndex, CallbackHelper helper)
             throws ExecutionException, TimeoutException, InterruptedException {
         Assert.assertTrue(suggestionIndex < getNumberOfShippingAddressSuggestions());
 
         int callCount = helper.getCallCount();
@@ skipping 559 matching lines @@
     }
 
     public interface PaymentRequestTestCommonCallback {
         ChromeTabbedActivity getActivity();
         void onMainActivityStarted()
                 throws InterruptedException, ExecutionException, TimeoutException;
         void startMainActivityWithURL(String url) throws InterruptedException;
         void assertWaitForPageScaleFactorMatch(float expectedScale);
     }
 }