Prevent usage of web payments API over insecure HTTPS.

chrome/browser/BUILD.gn

Index: chrome/browser/BUILD.gn
diff --git a/chrome/browser/BUILD.gn b/chrome/browser/BUILD.gn
index fbf1c5177ab3dcdc02d9efe0f791ba924d9fbaaf..884dd55213a04442d6243be91cbdaa66563d4444 100644
--- a/chrome/browser/BUILD.gn
+++ b/chrome/browser/BUILD.gn
@@ -868,6 +868,8 @@ split_static_library("browser") {
     "password_manager/password_store_win.h",
     "password_manager/simple_password_store_mac.cc",
     "password_manager/simple_password_store_mac.h",
+    "payments/ssl_validity_checker.cc",
+    "payments/ssl_validity_checker.h",
     "performance_monitor/performance_monitor.cc",
     "performance_monitor/performance_monitor.h",
     "performance_monitor/process_metrics_history.cc",
@@ -3107,6 +3109,8 @@ split_static_library("browser") {
       "payments/android/chrome_payments_jni_registrar.h",
       "payments/android/journey_logger_android.cc",
       "payments/android/journey_logger_android.h",
+      "payments/android/ssl_validity_checker_android.cc",
+      "payments/android/ssl_validity_checker_android.h",
       "permissions/grouped_permission_infobar_delegate_android.cc",
       "permissions/grouped_permission_infobar_delegate_android.h",
       "permissions/permission_dialog_delegate.cc",
@@ -4190,6 +4194,7 @@ if (is_android) {
       "../android/java/src/org/chromium/chrome/browser/password_manager/Credential.java",
       "../android/java/src/org/chromium/chrome/browser/payments/JourneyLogger.java",
       "../android/java/src/org/chromium/chrome/browser/payments/ServiceWorkerPaymentAppBridge.java",
+      "../android/java/src/org/chromium/chrome/browser/payments/SslValidityChecker.java",
       "../android/java/src/org/chromium/chrome/browser/permissions/PermissionDialogController.java",
       "../android/java/src/org/chromium/chrome/browser/permissions/PermissionDialogDelegate.java",
       "../android/java/src/org/chromium/chrome/browser/physicalweb/PhysicalWebBroadcastService.java",