protocol/RangeArg: eliminate SetAll()

src/command/DatabaseCommands.cxx

@@ -74,14 +74,13 @@ ParseSortTag(const char *s)
 static CommandResult
 handle_match(Client &client, Request args, Response &r, bool fold_case)
 {
-	RangeArg window;
+	RangeArg window = RangeArg::All();
 	if (args.size >= 2 && StringIsEqual(args[args.size - 2], "window")) {
 		window = args.ParseRange(args.size - 1);
 
 		args.pop_back();
 		args.pop_back();
-	} else
-		window.SetAll();
+	}
 
 	TagType sort = TAG_NUM_OF_ITEM_TYPES;
 	bool descending = false;

src/protocol/RangeArg.hxx

@@ -27,11 +27,6 @@
 struct RangeArg {
 	unsigned start, end;
 
-	void SetAll() {
-		start = 0;
-		end = std::numeric_limits<unsigned>::max();
-	}
-
 	static constexpr RangeArg All() {
 		return { 0, std::numeric_limits<unsigned>::max() };
 	}