This particular test case is a hack that abuses Turbofan to
generate code that contains a switch table. Now that some
builtins use the CodeStubAssembler to implement switch tables
we don't need this test case anymore.

TBR=jarin@chromium.org

Review-Url: https://codereview.chromium.org/2645943003
Cr-Commit-Position: refs/heads/master@{#42553}