[refactor] Fix autofill features for payments when the form is inside an OOPIF

third_party/WebKit/Source/web/ChromeClientImpl.cpp

Index: third_party/WebKit/Source/web/ChromeClientImpl.cpp
diff --git a/third_party/WebKit/Source/web/ChromeClientImpl.cpp b/third_party/WebKit/Source/web/ChromeClientImpl.cpp
index 86f75cdc649c88a72f14986394e45e2aaf713de5..ebb9abb62fd56332f6e2c85aac793638dccbc6cb 100644
--- a/third_party/WebKit/Source/web/ChromeClientImpl.cpp
+++ b/third_party/WebKit/Source/web/ChromeClientImpl.cpp
@@ -1097,9 +1097,13 @@ void ChromeClientImpl::ShowUnhandledTapUIIfNeeded(
         page_changed);
 }
 
-void ChromeClientImpl::OnMouseDown(Node* mouse_down_node) {
-  if (web_view_->Client())
-    web_view_->Client()->OnMouseDown(WebNode(mouse_down_node));
+void ChromeClientImpl::OnMouseDown(Node& mouse_down_node) {
+  if (auto* fill_client =
+          WebLocalFrameImpl::FromFrame(mouse_down_node.GetDocument().GetFrame())
+              ->AutofillClient()) {
+    fill_client->DidReceiveLeftMouseDownOrGestureTapInNode(
+        WebNode(&mouse_down_node));
+  }
 }
 
 void ChromeClientImpl::HandleKeyboardEventOnTextField(