Reland: Test dismissing CVC prompt for PaymentRequest

chrome/android/java/src/org/chromium/chrome/browser/payments/ui/PaymentRequestUI.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.ui;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
 import android.animation.AnimatorSet;
 import android.animation.ObjectAnimator;
@@ skipping 112 matching lines @@
          * Called when clicks on the X close button are possible.
          */
         void onPaymentRequestReadyToClose(PaymentRequestUI ui);
 
         /**
          * Called when clicks on the PAY button are possible.
          */
         void onPaymentRequestReadyToPay(PaymentRequestUI ui);
 
         /**
+         * Called when the result UI is showing.
+         */
+        void onPaymentRequestResultReady(PaymentRequestUI ui);
+
+        /**
          * Called when the UI is gone.
          */
         void onPaymentRequestDismiss();
     }
 
     /** Length of the animation to either show the UI or expand it to full height. */
     private static final int DIALOG_ENTER_ANIMATION_MS = 225;
 
     /** Length of the animation to hide the bottom sheet UI. */
     private static final int DIALOG_EXIT_ANIMATION_MS = 195;
@@ skipping 202 matching lines @@
      */
     public void close(boolean paymentSuccess, final Runnable callback) {
         mIsClientClosing = true;
         mResultUI.update(paymentSuccess, new Runnable() {
             @Override
             public void run() {
                 dismissDialog(false);
                 if (callback != null) callback.run();
             }
         });
+        if (mObserverForTest != null) mObserverForTest.onPaymentRequestResultReady(this);
     }
 
     /**
      * Sets the icon in the top left of the UI. This can be, for example, the favicon of the
      * merchant website. This is not a part of the constructor because favicon retrieval is
      * asynchronous.
      *
      * @param bitmap The bitmap to show next to the title.
      */
     public void setTitleBitmap(Bitmap bitmap) {
@@ skipping 414 matching lines @@
             mObserverForTest.onPaymentRequestReadyToPay(this);
         }
     }
 
     private void notifyReadyToClose() {
         if (mObserverForTest != null && isAcceptingCloseButton()) {
             mObserverForTest.onPaymentRequestReadyToClose(this);
         }
     }
 }