Patch: Remove exception catching from normal path in Arrays.equals.

[Tom Tromey]

>>>>> "David" == David Daney <ddaney@avtrex.com> writes:

David> 2003-09-05  David Daney <ddaney@avtrex.com>
David> 	* java/util/Arrays.java (equals(all variants)): Quit using
David> 	NullPointerException catching to detect null valued parameters.

I'm checking this in on the trunk, and also in Classpath.
FYI I had to reformat it a little; removing the `try' means that the
body had to be unindented a bit.

Tom