[Autofill] Add user actions for checkout flow.

components/autofill/core/browser/personal_data_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/personal_data_manager.h"
 
 #include <stddef.h>
 #include <algorithm>
 #include <list>
 #include <map>
 #include <string>
 #include <utility>
 
 #include "base/i18n/case_conversion.h"
 #include "base/i18n/timezone.h"
+#include "base/metrics/user_metrics.h"
 #include "base/profiler/scoped_tracker.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
 #include "components/autofill/core/browser/address_i18n.h"
 #include "components/autofill/core/browser/autofill-inl.h"
 #include "components/autofill/core/browser/autofill_country.h"
 #include "components/autofill/core/browser/autofill_experiments.h"
 #include "components/autofill/core/browser/autofill_field.h"
@@ skipping 648 matching lines @@
 }
 
 std::vector<Suggestion> PersonalDataManager::GetProfileSuggestions(
     const AutofillType& type,
     const base::string16& field_contents,
     bool field_is_autofilled,
     const std::vector<ServerFieldType>& other_field_types) {
   if (IsInAutofillSuggestionsDisabledExperiment())
     return std::vector<Suggestion>();
 
+  base::RecordAction(
+      base::UserMetricsAction("Autofill_PolledProfileSuggestions"));

[Mathieu, 2016/04/11 16:45:46]

would prefer a static method into AutofillMetrics

[sebsg, 2016/04/12 14:40:59]

Done.

+
   base::string16 field_contents_canon =
       AutofillProfile::CanonicalizeProfileString(field_contents);
 
   std::vector<AutofillProfile*> profiles = GetProfiles(true);
 
   // Rank the suggestions by frecency (see AutofillDataModel for details).
   base::Time comparison_time = base::Time::Now();
   std::sort(profiles.begin(), profiles.end(),
             [comparison_time](const AutofillDataModel* a,
                               const AutofillDataModel* b) {
@@ skipping 82 matching lines @@
 
   return unique_suggestions;
 }
 
 std::vector<Suggestion> PersonalDataManager::GetCreditCardSuggestions(
     const AutofillType& type,
     const base::string16& field_contents) {
   if (IsInAutofillSuggestionsDisabledExperiment())
     return std::vector<Suggestion>();
 
+  base::RecordAction(
+      base::UserMetricsAction("Autofill_PolledCreditCardSuggestions"));
+
   std::list<const CreditCard*> cards_to_suggest;
   std::list<const CreditCard*> substring_matched_cards;
   base::string16 field_contents_lower = base::i18n::ToLower(field_contents);
   for (const CreditCard* credit_card : GetCreditCards()) {
     // The value of the stored data for this field type in the |credit_card|.
     base::string16 creditcard_field_value =
         credit_card->GetInfo(type, app_locale_);
     if (creditcard_field_value.empty())
       continue;
     base::string16 creditcard_field_lower =
@@ skipping 692 matching lines @@
   profiles_.insert(profiles_.end(), web_profiles().begin(),
                    web_profiles().end());
   if (pref_service_->GetBoolean(prefs::kAutofillWalletImportEnabled)) {
     profiles_.insert(
         profiles_.end(), server_profiles_.begin(), server_profiles_.end());
   }
   return profiles_;
 }
 
 }  // namespace autofill