After commit a3baa353
`[simulator] Make Call variadic` this DCHECK always fails
for negative input.

Bug: 
Change-Id: Ib0efa8380586ac21b7b8537978310f8397b37ca5
Reviewed-on: https://chromium-review.googlesource.com/859460Reviewed-by: Ivica Bogosavljevic <ivica.bogosavljevic@mips.com>
Commit-Queue: Ivica Bogosavljevic <ivica.bogosavljevic@mips.com>
Cr-Commit-Position: refs/heads/master@{#50473}