This also changes Consume to bypass the stackoverflow check. Otherwise the
following pattern wouldn't work:

if (peek() == expected) {
  f()
}

f() {
  Consume(expected);
}

since the call to f can cause the overflow.

Change-Id: If2fd3181ecdf1fd681f584b630e83e0af4e4bf9d
Reviewed-on: https://chromium-review.googlesource.com/c/1286684
Commit-Queue: Toon Verwaest <verwaest@chromium.org>
Reviewed-by: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/master@{#56782}