Show modified total price for payment instruments.

chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentOption.java

Index: chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentOption.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentOption.java b/chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentOption.java
index 0a6a63a71613789a07c09588477a0b1aaa632a2e..29fe9b285de643cfc10a95726998ed600cb24b30 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentOption.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentOption.java
@@ -134,6 +134,15 @@ public class PaymentOption implements Completable {
         mLabels[1] = sublabel;
     }
 
+    /**
+     * Updates the tertiary label of this option.
+     *
+     * @param tetriarylabel The new tertiary label to use.
+     */
+    protected void updateTertiarylabel(String tertiarylabel) {

[Ian Wen, 2016/11/30 22:16:22]

Nit: Add @nullable before String

[please use gerrit instead, 2016/12/01 20:26:51]

Done.

+        mLabels[2] = tertiarylabel;
+    }
+
     /** @return The drawable icon for this payment option. */
     public Drawable getDrawableIcon() {
         return mIcon;