The previous behavior failed silently if the file could not be opened
in the first place, and only wrote to stderr if writing failed after
opening the file successfully.

Change-Id: I1d1058134efd9298b60b65191ed6334de24d3f52
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1972886Reviewed-by: Bill Budge <bbudge@chromium.org>
Reviewed-by: Clemens Backes <clemensb@chromium.org>
Commit-Queue: Clemens Backes <clemensb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#65875}