| Index: pkg/docgen/bin/docgen.dart | 
| diff --git a/pkg/docgen/bin/docgen.dart b/pkg/docgen/bin/docgen.dart | 
| index 8b5e59d93255c88cbb5c203b3a719f2cd9458709..ac6b3645ad9427fc780d918f298dae170d6ec103 100644 | 
| --- a/pkg/docgen/bin/docgen.dart | 
| +++ b/pkg/docgen/bin/docgen.dart | 
| @@ -62,8 +62,8 @@ void main(List<String> arguments) { | 
| * Print help if we are passed the help option or invalid arguments. | 
| */ | 
| void _printHelpAndExit() { | 
| -  print(_initArgParser().usage); | 
| -  print('Usage: dartdocgen [OPTIONS] fooDir/barFile'); | 
| +  print(_initArgParser().getUsage()); | 
| +  print('Usage: dart docgen.dart [OPTIONS] fooDir/barFile'); | 
| exit(0); | 
| } | 
|  | 
|  |