Fix some case-insensitive cases for StartsWith

components/autofill/content/renderer/password_form_conversion_utils.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/password_form_conversion_utils.h"
 
 #include <vector>
 
+#include "base/i18n/case_conversion.h"
 #include "base/lazy_instance.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/strings/string_util.h"
 #include "components/autofill/content/renderer/form_autofill_util.h"
 #include "components/autofill/core/common/password_form.h"
 #include "components/autofill/core/common/password_form_field_prediction_map.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebFormControlElement.h"
@@ skipping 354 matching lines @@
   }
 
   if (!username_element.isNull()) {
     password_form->username_element = username_element.nameForAutofill();
     base::string16 username_value = username_element.value();
     if (nonscript_modified_values != nullptr) {
       auto username_iterator =
         nonscript_modified_values->find(username_element);
       if (username_iterator != nonscript_modified_values->end()) {
         base::string16 typed_username_value = username_iterator->second;
-        if (!base::StartsWith(username_value, typed_username_value, false)) {
+        if (!base::StartsWith(
+                base::i18n::ToLower(username_value),
+                base::i18n::ToLower(typed_username_value),
+                base::CompareCase::SENSITIVE)) {
           // We check that |username_value| was not obtained by autofilling
           // |typed_username_value|. In case when it was, |typed_username_value|
           // is incomplete, so we should leave autofilled value.
           username_value = typed_username_value;
         }
       }
     }
     password_form->username_value = username_value;
   }
 
@@ skipping 95 matching lines @@
   WebFormElementToFormData(web_form,
                            blink::WebFormControlElement(),
                            EXTRACT_NONE,
                            &password_form->form_data,
                            NULL /* FormFieldData */);
 
   return password_form.Pass();
 }
 
 }  // namespace autofill