Fix some case-insensitive cases for StartsWith

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 <algorithm>
 #include <functional>
 #include <iterator>
 
 #include "base/command_line.h"
+#include "base/i18n/case_conversion.h"
 #include "base/i18n/timezone.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/prefs/pref_service.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 "components/autofill/core/browser/address_i18n.h"
 #include "components/autofill/core/browser/autofill-inl.h"
@@ skipping 766 matching lines @@
 
   std::vector<Suggestion> suggestions;
   // Match based on a prefix search.
   std::vector<AutofillProfile*> matched_profiles;
   for (AutofillProfile* profile : profiles) {
     base::string16 value = GetInfoInOneLine(profile, type, app_locale_);
     if (value.empty())
       continue;
     base::string16 value_canon =
         AutofillProfile::CanonicalizeProfileString(value);
-    if (base::StartsWith(value_canon, field_contents_canon, true)) {
+    if (base::StartsWith(value_canon, field_contents_canon,
+                         base::CompareCase::SENSITIVE)) {
       // Prefix match, add suggestion.
       matched_profiles.push_back(profile);
       suggestions.push_back(Suggestion(value));
       suggestions.back().backend_id = profile->guid();
     }
   }
 
   // Don't show two suggestions if one is a subset of the other.
   std::vector<AutofillProfile*> unique_matched_profiles;
   std::vector<Suggestion> unique_suggestions;
@@ skipping 38 matching lines @@
   return unique_suggestions;
 }
 
 std::vector<Suggestion> PersonalDataManager::GetCreditCardSuggestions(
     const AutofillType& type,
     const base::string16& field_contents) {
   if (IsInAutofillSuggestionsDisabledExperiment())
     return std::vector<Suggestion>();
 
   std::list<const CreditCard*> cards_to_suggest;
+  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 =
+        base::i18n::ToLower(creditcard_field_value);
 
     // For card number fields, suggest the card if:
     // - the number matches any part of the card, or
     // - it's a masked card and there are 6 or fewers typed so far.
     // For other fields, require that the field contents match the beginning of
     // the stored data.
     if (type.GetStorableType() == CREDIT_CARD_NUMBER) {
-      if (creditcard_field_value.find(field_contents) == base::string16::npos &&
+      if (creditcard_field_lower.find(field_contents_lower) ==
+              base::string16::npos &&
           (credit_card->record_type() != CreditCard::MASKED_SERVER_CARD ||
            field_contents.size() >= 6)) {
         continue;
       }
-    } else if (!base::StartsWith(creditcard_field_value, field_contents,
-                                 false)) {
+    } else if (!base::StartsWith(creditcard_field_lower, field_contents_lower,
+                                 base::CompareCase::SENSITIVE)) {
       continue;
     }
 
     cards_to_suggest.push_back(credit_card);
   }
 
   // De-dupe card suggestions. Full server cards shadow local cards, and
   // local cards shadow masked server cards.
   for (auto outer_it = cards_to_suggest.begin();
        outer_it != cards_to_suggest.end();
@@ skipping 446 matching lines @@
   }
   if (IsExperimentalWalletIntegrationEnabled() &&
       pref_service_->GetBoolean(prefs::kAutofillWalletImportEnabled)) {
     profiles_.insert(
         profiles_.end(), server_profiles_.begin(), server_profiles_.end());
   }
   return profiles_;
 }
 
 }  // namespace autofill