Web payments metric for multiple show() calls.

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

Index: chrome/android/javatests/src/org/chromium/chrome/browser/payments/PaymentRequestTestBase.java
diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/payments/PaymentRequestTestBase.java b/chrome/android/javatests/src/org/chromium/chrome/browser/payments/PaymentRequestTestBase.java
index 5f199ec99691983cbec0a14182601687f7bc8547..c01005040f3ffeb7e61a2d00458a8d98c01020ec 100644
--- a/chrome/android/javatests/src/org/chromium/chrome/browser/payments/PaymentRequestTestBase.java
+++ b/chrome/android/javatests/src/org/chromium/chrome/browser/payments/PaymentRequestTestBase.java
@@ -15,6 +15,7 @@ import android.widget.EditText;
 import android.widget.Spinner;
 
 import org.chromium.base.ThreadUtils;
+import org.chromium.base.metrics.RecordHistogram;
 import org.chromium.base.test.util.CallbackHelper;
 import org.chromium.base.test.util.RetryOnFailure;
 import org.chromium.base.test.util.UrlUtils;
@@ -42,6 +43,7 @@ import org.chromium.payments.mojom.PaymentMethodData;
 import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Locale;
 import java.util.Map;
 import java.util.Set;
 import java.util.concurrent.Callable;
@@ -727,6 +729,21 @@ abstract class PaymentRequestTestBase extends ChromeActivityTestCaseBase<ChromeT
         });
     }
 
+    /**
+     * Asserts that only the specified reason for abort is logged.
+     *
+     * @param abortReason The only bucket in the abort histogram that should have a record.
+     */
+    protected void assertOnlySpecificAbortMetricLogged(int abortReason) {
+        for (int i = 0; i < PaymentRequestMetrics.ABORT_REASON_MAX; ++i) {
+            assertEquals(
+                    String.format(Locale.getDefault(), "Found %d instead of %d", i, abortReason),
+                    (i == abortReason ? 1 : 0),
+                    RecordHistogram.getHistogramValueCountForTesting(
+                            "PaymentRequest.CheckoutFunnel.Aborted", i));
+        }
+    }
+
     @Override
     public void onPaymentRequestReadyForInput(PaymentRequestUI ui) {
         ThreadUtils.assertOnUiThread();