OLD | NEW |
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // This file defines a WatchDog thread that monitors the responsiveness of other | 5 // This file defines a WatchDog thread that monitors the responsiveness of other |
6 // browser threads like UI, IO, DB, FILE and CACHED threads. It also defines | 6 // browser threads like UI, IO, DB, FILE and CACHED threads. It also defines |
7 // ThreadWatcher class which performs health check on threads that would like to | 7 // ThreadWatcher class which performs health check on threads that would like to |
8 // be watched. This file also defines ThreadWatcherList class that has list of | 8 // be watched. This file also defines ThreadWatcherList class that has list of |
9 // all active ThreadWatcher objects. | 9 // all active ThreadWatcher objects. |
10 // | 10 // |
(...skipping 496 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
507 void Arm(const base::TimeDelta& duration); | 507 void Arm(const base::TimeDelta& duration); |
508 | 508 |
509 // Disarms |startup_watchdog_| thread and then deletes it which stops the | 509 // Disarms |startup_watchdog_| thread and then deletes it which stops the |
510 // Watchdog thread. | 510 // Watchdog thread. |
511 void Disarm(); | 511 void Disarm(); |
512 | 512 |
513 // Disarms |g_startup_timebomb_|. | 513 // Disarms |g_startup_timebomb_|. |
514 static void DisarmStartupTimeBomb(); | 514 static void DisarmStartupTimeBomb(); |
515 | 515 |
516 private: | 516 private: |
| 517 // Deletes |startup_watchdog_| if it is joinable. If |startup_watchdog_| is |
| 518 // not joinable, then it will post a delayed task to try again. |
| 519 void DeleteStartupWatchdog(); |
| 520 |
517 // The singleton of this class. | 521 // The singleton of this class. |
518 static StartupTimeBomb* g_startup_timebomb_; | 522 static StartupTimeBomb* g_startup_timebomb_; |
519 | 523 |
520 // Watches for hangs during startup until it is disarm'ed. | 524 // Watches for hangs during startup until it is disarm'ed. |
521 base::Watchdog* startup_watchdog_; | 525 base::Watchdog* startup_watchdog_; |
522 | 526 |
523 // The |thread_id_| on which this object is constructed. | 527 // The |thread_id_| on which this object is constructed. |
524 const base::PlatformThreadId thread_id_; | 528 const base::PlatformThreadId thread_id_; |
525 | 529 |
526 DISALLOW_COPY_AND_ASSIGN(StartupTimeBomb); | 530 DISALLOW_COPY_AND_ASSIGN(StartupTimeBomb); |
(...skipping 16 matching lines...) Expand all Loading... |
543 // shutdown_watchdog_ watches for hangs during shutdown. | 547 // shutdown_watchdog_ watches for hangs during shutdown. |
544 base::Watchdog* shutdown_watchdog_; | 548 base::Watchdog* shutdown_watchdog_; |
545 | 549 |
546 // The |thread_id_| on which this object is constructed. | 550 // The |thread_id_| on which this object is constructed. |
547 const base::PlatformThreadId thread_id_; | 551 const base::PlatformThreadId thread_id_; |
548 | 552 |
549 DISALLOW_COPY_AND_ASSIGN(ShutdownWatcherHelper); | 553 DISALLOW_COPY_AND_ASSIGN(ShutdownWatcherHelper); |
550 }; | 554 }; |
551 | 555 |
552 #endif // CHROME_BROWSER_METRICS_THREAD_WATCHER_H_ | 556 #endif // CHROME_BROWSER_METRICS_THREAD_WATCHER_H_ |
OLD | NEW |