[Extensions] Remove base::Unretained comment in NativeMessageProcessHost [chromium/src : main]

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Kelvin Jiang (Gerrit)

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Oct 30, 2025, 10:55:10 PM (17 hours ago) Oct 30
to James Cook, Emilia Paz, chromium...@chromium.org, chromium-a...@chromium.org, extension...@chromium.org
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File-level comment, Patchset 1 (Latest):
Kelvin Jiang . resolved

Quick code health CL + a question (maybe I resolve that in a quick follow up)

File chrome/browser/extensions/api/messaging/native_message_process_host.cc
Line 217, Patchset 1 (Latest): task_runner_->PostTask(
FROM_HERE, base::BindOnce(&NativeMessageProcessHost::LaunchHostProcess,
weak_factory_.GetWeakPtr()));
Kelvin Jiang . unresolved

When do we actually need to post a task to be run later in the same thread? I feel like things could probably work with just calling `LaunchHostProcess()` directly?

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James Cook (Gerrit)

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12:52 PM (3 hours ago) 12:52 PM
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James Cook . resolved

LGTM

File chrome/browser/extensions/api/messaging/native_message_process_host.cc
Line 217, Patchset 1 (Latest): task_runner_->PostTask(
FROM_HERE, base::BindOnce(&NativeMessageProcessHost::LaunchHostProcess,
weak_factory_.GetWeakPtr()));
Kelvin Jiang . resolved

When do we actually need to post a task to be run later in the same thread? I feel like things could probably work with just calling `LaunchHostProcess()` directly?

James Cook

Hmm. The threading in this class and the parent class isn't entirely clear to me. I agree the `DCHECK(task_runner_->BelongsToCurrentThread())` above seems to imply we're already on the IO thread, since `task_runner_ = content::GetIOThreadTaskRunner({});` above.

But frankly, I wouldn't mess with it. Maybe there's some part of this system that has to be async. <shrug>

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Chromium LUCI CQ (Gerrit)

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12:55 PM (3 hours ago) 12:55 PM
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Chromium LUCI CQ submitted the change

Change information

Commit message:
[Extensions] Remove base::Unretained comment in NativeMessageProcessHost

Code under comment no longer uses base::Unretained, remove the comment.
Bug: NONE
Change-Id: I74204ccf9e1c79f01499b3fed0ed70e83aa9770e
Reviewed-by: James Cook <jame...@chromium.org>
Commit-Queue: James Cook <jame...@chromium.org>
Auto-Submit: Kelvin Jiang <kelvi...@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1538668}
Files:
  • M chrome/browser/extensions/api/messaging/native_message_process_host.cc
Change size: XS
Delta: 1 file changed, 0 insertions(+), 2 deletions(-)
Branch: refs/heads/main
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