ONC: add support for non-utf-8 SSIDs

chromeos/network/onc/onc_validator.h

Index: chromeos/network/onc/onc_validator.h
diff --git a/chromeos/network/onc/onc_validator.h b/chromeos/network/onc/onc_validator.h
index 0fb60eb7214b120b3ca71d50e8331b006c772673..8e4a5c5a1756a930a9b0fb0da3b20a9b3c8b31a1 100644
--- a/chromeos/network/onc/onc_validator.h
+++ b/chromeos/network/onc/onc_validator.h
@@ -182,6 +182,10 @@ class CHROMEOS_EXPORT Validator : public Mapper {
   bool FieldExistsAndIsEmpty(const base::DictionaryValue& object,
                              const std::string& field_name);
 
+  bool IsSSIDOrHexSSIDValid(const base::DictionaryValue& object,
+                            const std::string& ssid_field_name,
+                            const std::string& hex_ssid_field_name);
+
   // Returns true if |key| is a key of |dict|. Otherwise, returns false and,
   // depending on |error_on_missing_field_|, logs a message and sets
   // |error_or_warning_found_|.