Detect locally installed native Android payment apps.

chrome/browser/android/chrome_feature_list.cc

Index: chrome/browser/android/chrome_feature_list.cc
diff --git a/chrome/browser/android/chrome_feature_list.cc b/chrome/browser/android/chrome_feature_list.cc
index a04b5f45c7f627856d06ee96addd2e61cfc89215..7942fed7717e9b5fdfe5ef9f0d574a505ff4aae8 100644
--- a/chrome/browser/android/chrome_feature_list.cc
+++ b/chrome/browser/android/chrome_feature_list.cc
@@ -40,6 +40,7 @@ const base::Feature* kFeaturesExposedToJava[] = {
     &features::kWebPayments,
     &kAndroidPayIntegrationV1,
     &kAndroidPayIntegrationV2,
+    &kAndroidPaymentApps,
     &kCCTExternalLinkHandling,
     &kCCTPostMessageAPI,
     &kChromeHomeFeature,
@@ -78,6 +79,9 @@ const base::Feature kAndroidPayIntegrationV1{"AndroidPayIntegrationV1",
 const base::Feature kAndroidPayIntegrationV2{"AndroidPayIntegrationV2",
                                              base::FEATURE_DISABLED_BY_DEFAULT};
 
+const base::Feature kAndroidPaymentApps{"AndroidPaymentApps",
+                                        base::FEATURE_DISABLED_BY_DEFAULT};
+
 const base::Feature kCCTExternalLinkHandling{"CCTExternalLinkHandling",
                                              base::FEATURE_ENABLED_BY_DEFAULT};