Enable 3rd party Android payment apps by default.

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 0c2a753eb0c43034fd3d657080b76170d3b75990..6125cf56f8daedf240c31809e86cea8beeddefc8 100644
--- a/chrome/browser/android/chrome_feature_list.cc
+++ b/chrome/browser/android/chrome_feature_list.cc
@@ -112,7 +112,7 @@ const base::Feature kAndroidPayIntegrationV2{"AndroidPayIntegrationV2",
                                              base::FEATURE_ENABLED_BY_DEFAULT};
 
 const base::Feature kAndroidPaymentApps{"AndroidPaymentApps",
-                                        base::FEATURE_DISABLED_BY_DEFAULT};
+                                        base::FEATURE_ENABLED_BY_DEFAULT};
 
 const base::Feature kCCTBackgroundTab{"CCTBackgroundTab",
                                       base::FEATURE_DISABLED_BY_DEFAULT};