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

components/autofill/ios/browser/autofill_driver_ios.mm

Index: components/autofill/ios/browser/autofill_driver_ios.mm
diff --git a/components/autofill/ios/browser/autofill_driver_ios.mm b/components/autofill/ios/browser/autofill_driver_ios.mm
index f867cd6518273412a92dc18b8069f8352245159c..08384ae36adb7b475c728b2fb077cb62dfd294eb 100644
--- a/components/autofill/ios/browser/autofill_driver_ios.mm
+++ b/components/autofill/ios/browser/autofill_driver_ios.mm
@@ -6,6 +6,7 @@
 
 #include "components/autofill/ios/browser/autofill_driver_ios_bridge.h"
 #include "ios/web/public/browser_state.h"
+#import "ios/web/public/origin_util.h"
 #include "ios/web/public/web_state/web_state.h"
 #include "ios/web/public/web_thread.h"
 #include "ui/gfx/geometry/rect_f.h"
@@ -82,7 +83,10 @@ void AutofillDriverIOS::RendererShouldAcceptDataListSuggestion(
     const base::string16& value) {
 }
 
-void AutofillDriverIOS::DidInteractWithCreditCardForm() {}
+void AutofillDriverIOS::DidInteractWithCreditCardForm() {
+  if (!web::IsOriginSecure(web_state_->GetLastCommittedURL()))
+    web_state_->OnCreditCardInputShownOnHttp();
+}
 
 void AutofillDriverIOS::RendererShouldClearFilledForm() {
 }