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46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
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// Copyright 2017 The Chromium Authors. All rights reserved.
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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 "base/trace_event/memory_dump_provider_info.h"
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#include <tuple>
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#include "base/sequenced_task_runner.h"
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namespace base {
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namespace trace_event {
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MemoryDumpProviderInfo::MemoryDumpProviderInfo(
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MemoryDumpProvider* dump_provider,
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const char* name,
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scoped_refptr<SequencedTaskRunner> task_runner,
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const MemoryDumpProvider::Options& options,
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bool whitelisted_for_background_mode,
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bool whitelisted_for_summary_mode)
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: dump_provider(dump_provider),
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options(options),
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name(name),
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task_runner(std::move(task_runner)),
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whitelisted_for_background_mode(whitelisted_for_background_mode),
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whitelisted_for_summary_mode(whitelisted_for_summary_mode),
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consecutive_failures(0),
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disabled(false) {}
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MemoryDumpProviderInfo::~MemoryDumpProviderInfo() = default;
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bool MemoryDumpProviderInfo::Comparator::operator()(
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const scoped_refptr<MemoryDumpProviderInfo>& a,
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const scoped_refptr<MemoryDumpProviderInfo>& b) const {
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if (!a || !b)
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return a.get() < b.get();
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// Ensure that unbound providers (task_runner == nullptr) always run last.
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// Rationale: some unbound dump providers are known to be slow, keep them last
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// to avoid skewing timings of the other dump providers.
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return std::tie(a->task_runner, a->dump_provider) >
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std::tie(b->task_runner, b->dump_provider);
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}
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} // namespace trace_event
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} // namespace base
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