Get an instance of a array for a vararg

Property definitions

nitc $ JavaCompilerVisitor :: vararg_instance
	# Get an instance of a array for a vararg
	fun vararg_instance(mpropdef: MPropDef, recv: RuntimeVariable, varargs: Array[RuntimeVariable], elttype: MType): RuntimeVariable do
		# TODO handle dynamic types
		info("NOT YET IMPLEMENTED vararg_instance")
		return null_instance
		# TODO return array_instance(varargs, elttype)
	end
src/compiler/java_compiler.nit:936,2--942,4