bit_cast should never be used on pointers, as it doesn't avoid UB and
can lose qualifiers.
Fortunately, the only use of bit_cast on a pointer was to cast
nullptr into a function pointer, and because nullptr will implicitly
behave as any kind of pointer, that cast isn't needed.
Bug: none
Change-Id: I3ad79b36b7fb5ab53d4b4b6dfc82dea883ec8b53
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/5106728
Reviewed-by: Mark Mentovai <mark@chromium.org>
Commit-Queue: Avi Drissman <avi@chromium.org>