Do not set autofill property for datalist options

components/autofill/content/renderer/autofill_agent.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/autofill/content/renderer/autofill_agent.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/string_split.h"
@@ skipping 470 matching lines @@
     // reachable: see [ http://crbug.com/96321#c6 ].  Ideally we would
     // understand those cases and fix the code to avoid them.  However, so far I
     // have been unable to reproduce such a case locally.  If you hit this
     // NOTREACHED(), please file a bug against me.
     NOTREACHED();
   }
 }
 
 void AutofillAgent::OnFillFieldWithValue(const base::string16& value) {
   WebInputElement* input_element = toWebInputElement(&element_);
-  if (input_element)
+  if (input_element) {
     FillFieldWithValue(value, input_element);
+    input_element->setAutofilled(true);
+  }
 }
 
 void AutofillAgent::OnPreviewFieldWithValue(const base::string16& value) {
   WebInputElement* input_element = toWebInputElement(&element_);
   if (input_element)
     PreviewFieldWithValue(value, input_element);
 }
 
 void AutofillAgent::OnAcceptDataListSuggestion(const base::string16& value) {
   AcceptDataListSuggestion(value);
@@ skipping 164 matching lines @@
                                                   form,
                                                   field,
                                                   bounding_box_scaled,
                                                   display_warning_if_disabled));
 }
 
 void AutofillAgent::FillFieldWithValue(const base::string16& value,
                                        WebInputElement* node) {
   did_set_node_text_ = true;
   node->setEditingValue(value.substr(0, node->maxLength()));
-  node->setAutofilled(true);
 }
 
 void AutofillAgent::PreviewFieldWithValue(const base::string16& value,
                                           WebInputElement* node) {
   was_query_node_autofilled_ = element_.isAutofilled();
   node->setSuggestedValue(value.substr(0, node->maxLength()));
   node->setAutofilled(true);
   node->setSelectionRange(node->value().length(),
                           node->suggestedValue().length());
 }
@@ skipping 37 matching lines @@
     // parsed form.
     if (frame && !frame->parent() && !frame->isLoading()) {
       ProcessForms(*frame);
       password_autofill_agent_->OnDynamicFormsSeen(frame);
       return;
     }
   }
 }
 
 }  // namespace autofill