Optimizing compilation can no longer collect source positions on demand
since it may now run concurrently without serialization.

Instead, we now collect full source positions when any component that
needs them is enabled (profiler, debugger).

Bug: v8:7790,v8:12030
Change-Id: I6a2a82eb2b0d3e92121e101b4d9bf330c1f6c065
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3067226Reviewed-by: Camillo Bruni <cbruni@chromium.org>
Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Auto-Submit: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#76114}