[gold][patch] Use dlerror to provide a more complete error message when we fail to load a plugin.

[Ian Lance Taylor]

Rafael Espindola <espindola@google.com> writes:

> 2010-06-28  Rafael Espindola  <espindola@google.com>
>
> 	* plugin.cc (Plugin::load): Use dlerror.

This is OK.

Thanks.

Ian