chore: cherry-pick d6946b70b431 from chromium

[ppontes]

[M112] Move the edit commands to an on stack variable

DevTools uses nested event loops and the usage of the class member can
be problematic for iteration because the nested loop can change the
variable's storage causing a UAF.

(cherry picked from commit d9b34f0f3a2d0dd73648eca3ef940fb66806227b)

Bug: 1420510
Change-Id: Ie08a71b60401fa4322cca0cc31062ba64672126a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4355811
Reviewed-by: David Bokan bokan@chromium.org
Commit-Queue: Dave Tapuska dtapuska@chromium.org
Reviewed-by: Daniel Cheng dcheng@chromium.org
Cr-Original-Commit-Position: refs/heads/main@{#1120123}
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4369603
Cr-Commit-Position: refs/branch-heads/5615@{#809}
Cr-Branched-From: 9c6408ef696e83a9936b82bbead3d41c93c82ee4-refs/heads/main@{#1109224}

Ref electron/security#307

Notes: Security: backported fix for CVE-2023-1811.

[release-clerk]

Release Notes Persisted

Security: backported fix for CVE-2023-1811.