[Password Generation] Use signatures for form matching

components/autofill/core/common/autofill_util.h

Index: components/autofill/core/common/autofill_util.h
diff --git a/components/autofill/core/common/autofill_util.h b/components/autofill/core/common/autofill_util.h
index 34a2b0223f7378e9a308eb015c40e33cd40639cf..519b3cbe4f3b33563352796517d30fee1a4f7396 100644
--- a/components/autofill/core/common/autofill_util.h
+++ b/components/autofill/core/common/autofill_util.h
@@ -8,6 +8,7 @@
 #include <stddef.h>
 
 #include "base/strings/string16.h"
+#include "components/autofill/core/common/form_field_data.h"
 
 namespace autofill {
 
@@ -42,6 +43,14 @@ size_t GetTextSelectionStart(const base::string16& suggestion,
 // Android or iOS is considered desktop.
 bool IsDesktopPlatform();
 
+bool ShouldSkipField(const FormFieldData& field);
+
+bool IsCheckable(const FormFieldData::CheckStatus& check_status);
+bool IsChecked(const FormFieldData::CheckStatus& check_status);
+void SetCheckStatus(FormFieldData* form_field_data,
+                    bool isCheckable,
+                    bool isChecked);
+
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_COMMON_AUTOFILL_UTIL_H_