gitweb: refactor repository URL printing

Factor out the code to display the repository URL(s) from summary view
into a format_rep_url() routine.

Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Acked-by: Jakub Narebski <jnareb@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

gitweb/gitweb.perl

@@ -3797,6 +3797,11 @@ sub git_print_header_div {
 	      "\n</div>\n";
 }
 
+sub format_repo_url {
+	my ($name, $url) = @_;
+	return "<tr class=\"metadata_url\"><td>$name</td><td>$url</td></tr>\n";
+}
+
 sub print_local_time {
 	print format_local_time(@_);
 }
@@ -5180,7 +5185,7 @@ sub git_summary {
 	@url_list = map { "$_/$project" } @git_base_url_list unless @url_list;
 	foreach my $git_url (@url_list) {
 		next unless $git_url;
-		print "<tr class=\"metadata_url\"><td>$url_tag</td><td>$git_url</td></tr>\n";
+		print format_repo_url($url_tag, $git_url);
 		$url_tag = "";
 	}