Java: Fix gcjh JNI bug

[Tom Tromey]

>>>>> "Bryce" == Bryce McKinlay <bryce@waitaki.otago.ac.nz> writes:

Bryce> 2002-05-30  Bryce McKinlay  <bryce@waitaki.otago.ac.nz>
Bryce> 	* gjavah.c (throwable_p): Accept argument as either a classname or 
Bryce> 	signature fragment. Create null-terminated classname string for super
Bryce> 	when calling itself recursively.
Bryce> 	(decode_signature_piece): Skip first character from class name 
Bryce> 	signature when calling throwable_p.

Thanks Bryce.  Please check this in.

Tom