Now that the ticks are stored in the feedback vector the function
parameter to CodeStubAssembler::UpdateFeedback is unused and we
can remove it (and the need to load the closure on the use sites).

Change-Id: I60bdebd2003ab707a7ad8451d0cb2189b70fd9cf
Reviewed-on: https://chromium-review.googlesource.com/645626Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Commit-Queue: Benedikt Meurer <bmeurer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47738}