[Payments] Cache payment manifests.

chrome/browser/payments/android/chrome_payments_jni_registrar.cc

Index: chrome/browser/payments/android/chrome_payments_jni_registrar.cc
diff --git a/chrome/browser/payments/android/chrome_payments_jni_registrar.cc b/chrome/browser/payments/android/chrome_payments_jni_registrar.cc
index f04a124312898c16ac5b68037a619fb54205448d..293945b1d573a0e71469d651a689e1e3c5bb97c5 100644
--- a/chrome/browser/payments/android/chrome_payments_jni_registrar.cc
+++ b/chrome/browser/payments/android/chrome_payments_jni_registrar.cc
@@ -8,6 +8,7 @@
 #include "base/android/jni_registrar.h"
 #include "base/macros.h"
 #include "chrome/browser/payments/android/journey_logger_android.h"
+#include "chrome/browser/payments/android/payment_manifest_web_data_service_android.h"
 #include "chrome/browser/payments/android/ssl_validity_checker_android.h"
 
 namespace payments {
@@ -16,6 +17,8 @@ namespace android {
 static base::android::RegistrationMethod kChromePaymentsRegisteredMethods[] = {
     {"JourneyLogger", JourneyLoggerAndroid::Register},
     {"SslValidityChecker", RegisterSslValidityChecker},
+    {"PaymentManifestWebDataService",
+     PaymentManifestWebDataServiceAndroid::Register},
 };
 
 bool RegisterChromePayments(JNIEnv* env) {