Java: fix Array_3 byte compiler failures

[Andrew Haley]

Tom Tromey writes:
 > >>>>> "Andrew" == Andrew Haley <aph@redhat.com> writes:
 > 
 > Andrew> The test case Array_3.java (compilation from bytecode) has been
 > Andrew> failing for a while.  It turns out that we can't compile `aconst_null;
 > Andrew> arraylength' because build_java_array_length_access() insists that its
 > Andrew> arg is of type array, whereas null_pointer_node is of type (void *).
 > 
 > See also PR 8025 for another instance of this problem.

Yep, same bug.  Same fix, I guess.

Andrew.