PaymentHandler: Implement requestPermission().

chrome/browser/permissions/permission_infobar_delegate.cc

Index: chrome/browser/permissions/permission_infobar_delegate.cc
diff --git a/chrome/browser/permissions/permission_infobar_delegate.cc b/chrome/browser/permissions/permission_infobar_delegate.cc
index b3eea783d7e292364aeb0d74763980c2d450c4a2..c30741082af651aea35606d59060d4f12717cc7f 100644
--- a/chrome/browser/permissions/permission_infobar_delegate.cc
+++ b/chrome/browser/permissions/permission_infobar_delegate.cc
@@ -12,6 +12,7 @@
 #include "chrome/browser/media/midi_permission_infobar_delegate_android.h"
 #include "chrome/browser/media/protected_media_identifier_infobar_delegate_android.h"
 #include "chrome/browser/notifications/notification_permission_infobar_delegate.h"
+#include "chrome/browser/payments/payment_handler_permission_infobar_delegate.h"
 #include "chrome/browser/permissions/permission_decision_auto_blocker.h"
 #include "chrome/browser/permissions/permission_request.h"
 #include "chrome/browser/permissions/permission_uma_util.h"
@@ -66,6 +67,10 @@ PermissionInfoBarDelegate::CreateDelegate(
       return std::unique_ptr<PermissionInfoBarDelegate>(
               new ProtectedMediaIdentifierInfoBarDelegateAndroid(
                   requesting_frame, user_gesture, profile, callback));
+    case CONTENT_SETTINGS_TYPE_PAYMENT_HANDLER:
+      return std::unique_ptr<PermissionInfoBarDelegate>(
+          new PaymentHandlerPermissionInfoBarDelegate(

[please use gerrit instead, 2017/06/20 13:28:09]

return
base::MakeUnique<PaymentHandlerPermissionInfoBarDelegate>(requesting_frame,
user_gesture, profile, callback);

[zino, 2017/06/22 17:26:43]

Done.

+              requesting_frame, user_gesture, profile, callback));
     default:
       NOTREACHED();
       return nullptr;