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

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

Index: chrome/android/javatests/src/org/chromium/chrome/browser/payments/PaymentRequestTestRule.java
diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/payments/PaymentRequestTestRule.java b/chrome/android/javatests/src/org/chromium/chrome/browser/payments/PaymentRequestTestRule.java
index 19865e63f6b5931928ecefd05d02b6d05a8def5a..b7ed960f5672d38dec8dca0323a3f1804ad58409 100644
--- a/chrome/android/javatests/src/org/chromium/chrome/browser/payments/PaymentRequestTestRule.java
+++ b/chrome/android/javatests/src/org/chromium/chrome/browser/payments/PaymentRequestTestRule.java
@@ -274,6 +274,13 @@ public class PaymentRequestTestRule extends ChromeActivityTestRule<ChromeTabbedA
         return mTestCommon.getShippingOptionSummary();
     }
 
+    /**
+     *  Returns the cost text of the shipping option section.
+     */
+    protected String getShippingOptionCostSummaryLabel() throws ExecutionException {

[gogerald1, 2017/06/02 15:05:11]

getShippingOptionCostSummaryLabelOnBottomSheet? and updates comments accordingly

[wuandy1, 2017/06/02 19:53:13]

Done.

+        return mTestCommon.getShippingOptionCostSummary();
+    }
+
     /** Returns the focused view in the card editor view. */
     protected View getCardEditorFocusedView() {
         return mTestCommon.getCardEditorFocusedView();