0
Files
src/content/utility/in_process_utility_thread.cc
Avi Drissman adac219925 Update header includes for /base/functional in /content
bind.h, callback.h, callback_forward.h, and callback_helpers.h
moved into /base/functional/. Update the include paths to
directly include them in their new location.

Bug: 1364441
Change-Id: I32ec425b9c0e52ec4b50047bf3290fecc5c905ff
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4148554
Reviewed-by: Daniel Cheng <dcheng@chromium.org>
Auto-Submit: Avi Drissman <avi@chromium.org>
Owners-Override: Avi Drissman <avi@chromium.org>
Owners-Override: Daniel Cheng <dcheng@chromium.org>
Commit-Queue: Daniel Cheng <dcheng@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1091567}
2023-01-11 23:46:39 +00:00

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2.0 KiB
C++

// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/utility/in_process_utility_thread.h"
#include <memory>
#include "base/functional/bind.h"
#include "base/lazy_instance.h"
#include "base/location.h"
#include "base/task/single_thread_task_runner.h"
#include "base/threading/thread_restrictions.h"
#include "content/child/child_process.h"
#include "content/utility/utility_thread_impl.h"
namespace content {
// We want to ensure there's only one utility thread running at a time, as there
// are many globals used in the utility process.
static base::LazyInstance<base::Lock>::DestructorAtExit
g_one_utility_thread_lock;
InProcessUtilityThread::InProcessUtilityThread(
const InProcessChildThreadParams& params)
: Thread("Chrome_InProcUtilityThread"), params_(params) {}
InProcessUtilityThread::~InProcessUtilityThread() {
base::ScopedAllowBaseSyncPrimitivesOutsideBlockingScope allow_thread_join;
Stop();
}
void InProcessUtilityThread::Init() {
// We need to return right away or else the main thread that started us will
// hang.
base::SingleThreadTaskRunner::GetCurrentDefault()->PostTask(
FROM_HERE, base::BindOnce(&InProcessUtilityThread::InitInternal,
base::Unretained(this)));
}
void InProcessUtilityThread::CleanUp()
UNLOCK_FUNCTION(g_one_utility_thread_lock.Get()) {
child_process_.reset();
// See comment in RendererMainThread.
SetThreadWasQuitProperly(true);
g_one_utility_thread_lock.Get().Release();
}
void InProcessUtilityThread::InitInternal()
EXCLUSIVE_LOCK_FUNCTION(g_one_utility_thread_lock.Get()) {
g_one_utility_thread_lock.Get().Acquire();
child_process_ = std::make_unique<ChildProcess>();
child_process_->set_main_thread(new UtilityThreadImpl(params_));
}
base::Thread* CreateInProcessUtilityThread(
const InProcessChildThreadParams& params) {
return new InProcessUtilityThread(params);
}
} // namespace content