iOS: Mark HTTP pages with credit card fields with an omnibox icon.

ios/web/web_state/ui/crw_web_controller.mm

Index: ios/web/web_state/ui/crw_web_controller.mm
diff --git a/ios/web/web_state/ui/crw_web_controller.mm b/ios/web/web_state/ui/crw_web_controller.mm
index 7222d3dfc1cb51ceeef36b4df87f125ea28076dd..4df0d6a7b8424aa6310b9d4fb3631c60b4c301f2 100644
--- a/ios/web/web_state/ui/crw_web_controller.mm
+++ b/ios/web/web_state/ui/crw_web_controller.mm
@@ -4269,6 +4269,15 @@ const NSTimeInterval kSnapshotOverlayTransition = 0.5;
   [self didUpdateSSLStatusForCurrentNavigationItem];
 }
 
+- (void)didShowCreditCardInputOnHTTP {
+  DCHECK(!web::IsOriginSecure(self.webState->GetLastCommittedURL()));
+  web::NavigationItem* item =
+      self.webState->GetNavigationManager()->GetLastCommittedItem();
+  item->GetSSL().content_status |=
+      web::SSLStatus::DISPLAYED_CREDIT_CARD_FIELD_ON_HTTP;
+  [self didUpdateSSLStatusForCurrentNavigationItem];
+}
+
 - (void)handleSSLCertError:(NSError*)error {
   CHECK(web::IsWKWebViewSSLCertError(error));