[Password Generation] Use signatures for form matching

components/autofill/core/common/autofill_util.cc

 // Copyright 2015 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/common/autofill_util.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 87 matching lines @@
 }
 
 bool IsDesktopPlatform() {
 #if defined(OS_ANDROID) || defined(OS_IOS)
   return false;
 #else
   return true;
 #endif
 }
 
+bool ShouldSkipField(const FormFieldData& field) {
+  return IsCheckable(field.check_status);
+}
+
+bool IsCheckable(const FormFieldData::CheckStatus& check_status) {
+  return check_status != FormFieldData::CheckStatus::NOT_CHECKABLE;
+}
+
+bool IsChecked(const FormFieldData::CheckStatus& check_status) {
+  return check_status == FormFieldData::CheckStatus::CHECKED;
+}
+
+void SetCheckStatus(FormFieldData* form_field_data,
+                    bool isCheckable,
+                    bool isChecked) {
+  if (isChecked) {
+    form_field_data->check_status = FormFieldData::CheckStatus::CHECKED;
+  } else {
+    if (isCheckable) {
+      form_field_data->check_status =
+          FormFieldData::CheckStatus::CHECKABLE_BUT_UNCHECKED;
+    } else {
+      form_field_data->check_status = FormFieldData::CheckStatus::NOT_CHECKABLE;
+    }
+  }
+}
+
 }  // namespace autofill