Fix for PR gcj/2:
	* expr.c (expand_invoke): Generate check to see if object pointer
	is null in nonvirtual invocation case.
	* java-tree.h (soft_nullpointer_node): Declare.
	* decl.c (soft_nullpointer_node): New global.
	(init_decl_processing): Initialize soft_nullpointer_node.
	* parse.y (invocation_mode): Return INVOKE_NONVIRTUAL for `final'
	or `private' methods.
	(patch_invoke): Handle INVOKE_NONVIRTUAL case.

From-SVN: r33495