Merge-60 [Payments] Move the SelectedPaymentMethod metric to native.

chrome/android/java/src/org/chromium/chrome/browser/payments/PaymentRequestImpl.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;
 
 import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.Bitmap;
@@ skipping 1609 matching lines @@
         if (mClient == null || mPaymentResponseHelper == null) return;
 
         // Record the payment method used to complete the transaction. If the payment method was an
         // Autofill credit card with an identifier, record its use.
         PaymentOption selectedPaymentMethod = mPaymentMethodsSection.getSelectedItem();
         if (selectedPaymentMethod instanceof AutofillPaymentInstrument) {
             if (!selectedPaymentMethod.getIdentifier().isEmpty()) {
                 PersonalDataManager.getInstance().recordAndLogCreditCardUse(
                         selectedPaymentMethod.getIdentifier());
             }
-            PaymentRequestMetrics.recordSelectedPaymentMethodHistogram(
-                    SelectedPaymentMethod.CREDIT_CARD);
+            mJourneyLogger.setSelectedPaymentMethod(SelectedPaymentMethod.CREDIT_CARD);
         } else if (methodName.equals(ANDROID_PAY_METHOD_NAME)
                 || methodName.equals(PAY_WITH_GOOGLE_METHOD_NAME)) {
-            PaymentRequestMetrics.recordSelectedPaymentMethodHistogram(
-                    SelectedPaymentMethod.ANDROID_PAY);
+            mJourneyLogger.setSelectedPaymentMethod(SelectedPaymentMethod.ANDROID_PAY);
         } else {
-            PaymentRequestMetrics.recordSelectedPaymentMethodHistogram(
-                    SelectedPaymentMethod.OTHER_PAYMENT_APP);
+            mJourneyLogger.setSelectedPaymentMethod(SelectedPaymentMethod.OTHER_PAYMENT_APP);
         }
 
         // Showing the payment request UI if we were previously skipping it so the loading
         // spinner shows up until the merchant notifies that payment was completed.
         if (mShouldSkipShowingPaymentRequestUi) mUI.showProcessingMessageAfterUiSkip();
 
         mJourneyLogger.setEventOccurred(Event.RECEIVED_INSTRUMENT_DETAILS);
 
         mPaymentResponseHelper.onInstrumentDetailsReceived(methodName, stringifiedDetails);
     }
@@ skipping 162 matching lines @@
 
     /**
      * The frecency score is calculated according to use count and last use date. The formula is
      * the same as the one used in GetFrecencyScore in autofill_data_model.cc.
      */
     private static final double getFrecencyScore(int count, long date) {
         long currentTime = System.currentTimeMillis();
         return -Math.log((currentTime - date) / (24 * 60 * 60 * 1000) + 2) / Math.log(count + 2);
     }
 }