Fix -Wunused-function warnings

Telegram/SourceFiles/export/export_api_wrap.cpp

@@ -40,12 +40,6 @@ struct LocationKey {
 	}
 };
 
-std::tuple<const uint64 &, const uint64 &> value_ordering_helper(const LocationKey &value) {
-	return std::tie(
-		value.type,
-		value.id);
-}
-
 LocationKey ComputeLocationKey(const Data::FileLocation &value) {
 	auto result = LocationKey();
 	result.type = value.dcId;

Telegram/SourceFiles/export/output/export_output_html.cpp

@@ -320,12 +320,6 @@ QByteArray FormatTimeText(TimeId date) {
 		+ Data::NumberToString(parsed.minute(), 2);
 }
 
-QByteArray SerializeLink(
-		const Data::Utf8String &text,
-		const QString &path) {
-	return "<a href=\"" + path.toUtf8() + "\">" + text + "</a>";
-}
-
 } // namespace
 
 namespace details {