| Index: webrtc/base/race_checker.cc
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| diff --git a/webrtc/base/race_checker.cc b/webrtc/base/race_checker.cc
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| deleted file mode 100644
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| index 92bdd7bdfd18901906fb221fc395ba7039fb99fc..0000000000000000000000000000000000000000
|
| --- a/webrtc/base/race_checker.cc
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| +++ /dev/null
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| @@ -1,54 +0,0 @@
|
| -/*
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| - * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
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| - *
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| - * Use of this source code is governed by a BSD-style license
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| - * that can be found in the LICENSE file in the root of the source
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| - * tree. An additional intellectual property rights grant can be found
|
| - * in the file PATENTS. All contributing project authors may
|
| - * be found in the AUTHORS file in the root of the source tree.
|
| - */
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| -
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| -#include "webrtc/base/race_checker.h"
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| -
|
| -namespace rtc {
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| -
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| -RaceChecker::RaceChecker() {}
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| -
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| -// Note that the implementation here is in itself racy, but we pretend it does
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| -// not matter because we want this useful in release builds without having to
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| -// pay the cost of using atomics. A race hitting the race checker is likely to
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| -// cause access_count_ to diverge from zero and therefore cause the ThreadRef
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| -// comparison to fail, signaling a race, although it may not be in the exact
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| -// spot where a race *first* appeared in the code we're trying to protect. There
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| -// is also a chance that an actual race is missed, however the probability of
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| -// that has been considered small enough to be an acceptable trade off.
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| -bool RaceChecker::Acquire() const {
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| - const PlatformThreadRef current_thread = CurrentThreadRef();
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| - // Set new accessing thread if this is a new use.
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| - if (access_count_++ == 0)
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| - accessing_thread_ = current_thread;
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| - // If this is being used concurrently this check will fail for the second
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| - // thread entering since it won't set the thread. Recursive use of checked
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| - // methods are OK since the accessing thread remains the same.
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| - const PlatformThreadRef accessing_thread = accessing_thread_;
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| - return IsThreadRefEqual(accessing_thread, current_thread);
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| -}
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| -
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| -void RaceChecker::Release() const {
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| - --access_count_;
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| -}
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| -
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| -namespace internal {
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| -RaceCheckerScope::RaceCheckerScope(const RaceChecker* race_checker)
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| - : race_checker_(race_checker), race_check_ok_(race_checker->Acquire()) {}
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| -
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| -bool RaceCheckerScope::RaceDetected() const {
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| - return !race_check_ok_;
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| -}
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| -
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| -RaceCheckerScope::~RaceCheckerScope() {
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| - race_checker_->Release();
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| -}
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| -
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| -} // namespace internal
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| -} // namespace rtc
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|
|