[Autofill] Debounce suggestions poll user actions for the same field.

components/autofill/core/browser/autofill_manager.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/core/browser/autofill_manager.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 1642 matching lines @@
   std::vector<FormStructure*> forms(1, *updated_form);
   driver_->SendAutofillTypePredictionsToRenderer(forms);
 
   return true;
 }
 
 std::vector<Suggestion> AutofillManager::GetProfileSuggestions(
     const FormStructure& form,
     const FormFieldData& field,
     const AutofillField& autofill_field) const {
-  address_form_event_logger_->OnDidPollSuggestions();
+  address_form_event_logger_->OnDidPollSuggestions(field);
 
   std::vector<ServerFieldType> field_types(form.field_count());
   for (size_t i = 0; i < form.field_count(); ++i) {
     field_types.push_back(form.field(i)->Type().GetStorableType());
   }
 
   std::vector<Suggestion> suggestions = personal_data_->GetProfileSuggestions(
       autofill_field.Type(), field.value, field.is_autofilled, field_types);
 
   // Adjust phone number to display in prefix/suffix case.
   if (autofill_field.Type().GetStorableType() == PHONE_HOME_NUMBER) {
     for (size_t i = 0; i < suggestions.size(); ++i) {
       suggestions[i].value = AutofillField::GetPhoneNumberValue(
           autofill_field, suggestions[i].value, field);
     }
   }
 
   for (size_t i = 0; i < suggestions.size(); ++i) {
     suggestions[i].frontend_id =
         MakeFrontendID(std::string(), suggestions[i].backend_id);
   }
   return suggestions;
 }
 
 std::vector<Suggestion> AutofillManager::GetCreditCardSuggestions(
     const FormFieldData& field,
     const AutofillType& type) const {
-  credit_card_form_event_logger_->OnDidPollSuggestions();
+  credit_card_form_event_logger_->OnDidPollSuggestions(field);
 
   // The field value is sanitized before attempting to match it to the user's
   // data.
   std::vector<Suggestion> suggestions =
       personal_data_->GetCreditCardSuggestions(
           type, SanitizeCreditCardFieldValue(field.value));
   for (size_t i = 0; i < suggestions.size(); i++) {
     suggestions[i].frontend_id =
         MakeFrontendID(suggestions[i].backend_id, std::string());
   }
@@ skipping 314 matching lines @@
     if (i > 0)
       fputs("Next oldest form:\n", file);
   }
   fputs("\n", file);
 
   fclose(file);
 }
 #endif  // ENABLE_FORM_DEBUG_DUMP
 
 }  // namespace autofill