[Payments] Remove country from shipping label in bottom and fullsheet.

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

Index: chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentRequestUI.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentRequestUI.java b/chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentRequestUI.java
index 5556cd458070f2f982c2d6b22b7c0e750a292f11..65540b079af0822311152ff17743a04b632b634a 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentRequestUI.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentRequestUI.java
@@ -947,6 +947,16 @@ public class PaymentRequestUI implements DialogInterface.OnDismissListener, View
                 && !mIsClientCheckingSelection;
     }
 
+    /**
+     * Sets the observer to be called when the shipping address section gains or loses focus.
+     *
+     * @param observer The observer to notify.
+     */
+    public void setShippingAddressSectionFocusChangedObserver(
+            OptionSection.FocusChangedObserver observer) {
+        mShippingAddressSection.setOptionSectionFocusChangedObserver(observer);
+    }
+
     private void expand(PaymentRequestSection section) {
         if (!mIsShowingEditDialog) {
             // Container now takes the full height of the screen, animating towards it.