65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
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// Copyright 2013 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "components/prefs/scoped_user_pref_update.h"
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#include "base/check_op.h"
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#include "components/prefs/pref_notifier.h"
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#include "components/prefs/pref_service.h"
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// TODO(crbug.com/1419591): The following two can be removed after resolving
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// the problem.
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#include "base/debug/crash_logging.h"
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#include "base/debug/dump_without_crashing.h"
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#include "base/types/cxx23_to_underlying.h"
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namespace subtle {
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ScopedUserPrefUpdateBase::ScopedUserPrefUpdateBase(PrefService* service,
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const std::string& path)
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: service_(service), path_(path), value_(nullptr) {
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DCHECK_CALLED_ON_VALID_SEQUENCE(service_->sequence_checker_);
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}
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ScopedUserPrefUpdateBase::~ScopedUserPrefUpdateBase() {
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DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
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Notify();
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}
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base::Value* ScopedUserPrefUpdateBase::GetValueOfType(base::Value::Type type) {
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DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
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if (!value_)
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value_ = service_->GetMutableUserPref(path_, type);
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if (!value_) {
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// TODO(crbug.com/1419591) This is unexpected, so let's collect some data.
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const PrefService::Preference* pref = service_->FindPreference(path_);
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SCOPED_CRASH_KEY_NUMBER(
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"ScopedUserPrefUpdate", "PrevServiceStatus",
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base::to_underlying(service_->GetInitializationStatus()));
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SCOPED_CRASH_KEY_STRING32("ScopedUserPrefUpdate", "FindPreference",
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pref ? "Yes" : "No");
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SCOPED_CRASH_KEY_NUMBER("ScopedUserPrefUpdate", "Type",
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pref ? base::to_underlying(pref->GetType()) : -1);
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base::debug::DumpWithoutCrashing();
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}
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return value_;
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}
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void ScopedUserPrefUpdateBase::Notify() {
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if (value_) {
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service_->ReportUserPrefChanged(path_);
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value_ = nullptr;
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}
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}
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} // namespace subtle
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base::Value::Dict& ScopedDictPrefUpdate::Get() {
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return GetValueOfType(base::Value::Type::DICT)->GetDict();
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}
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base::Value::List& ScopedListPrefUpdate::Get() {
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return GetValueOfType(base::Value::Type::LIST)->GetList();
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}
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