Optimize the implementation of this method by removing unnecessary
bitwise OR operation.

Change-Id: Ic16e0d556d7fca6883aed77e592faa2fdd602624
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2709558Reviewed-by: Maya Lekova <mslekova@chromium.org>
Commit-Queue: Maya Lekova <mslekova@chromium.org>
Cr-Commit-Position: refs/heads/master@{#73039}