Annotate all Across tasks dangling raw_ptrs

This follows up on https://crrev.com/c/4567353 and annotates all
raw_ptrs that were detected as dangling across tasks on the CQ in the
following CL https://crrev.com/c/4166936.

Change-Id: I8ac81276b72c315d7624008cf7421a419b7786ea
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4650611
Reviewed-by: danakj <danakj@chromium.org>
Commit-Queue: Pâris Meuleman <pmeuleman@chromium.org>
Owners-Override: danakj <danakj@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1164246}
NOKEYCHECK=True
GitOrigin-RevId: 508dce9dea93d32b154ed6d6d67dd29d336c4e1e
7 files changed