Implement timers by posting delayed tasks

Source/platform/ThreadTimers.h

Index: Source/platform/ThreadTimers.h
diff --git a/Source/platform/ThreadTimers.h b/Source/platform/ThreadTimers.h
deleted file mode 100644
index 031f4a7c15f43fa65ef13cecd1ee751d70d90b3c..0000000000000000000000000000000000000000
--- a/Source/platform/ThreadTimers.h
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
- * Copyright (C) 2009 Google Inc.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef ThreadTimers_h
-#define ThreadTimers_h
-
-#include "platform/PlatformExport.h"
-#include "platform/SharedTimer.h"
-#include "wtf/Noncopyable.h"
-#include "wtf/HashSet.h"
-#include "wtf/Vector.h"
-
-namespace blink {
-
-class TimerBase;
-
-// A collection of timers per thread. Kept in PlatformThreadData.
-class PLATFORM_EXPORT ThreadTimers {
-    WTF_MAKE_NONCOPYABLE(ThreadTimers); WTF_MAKE_FAST_ALLOCATED(ThreadTimers);
-public:
-    ThreadTimers();
-
-    // On a thread different then main, we should set the thread's instance of the SharedTimer.
-    void setSharedTimer(WTF::PassOwnPtr<SharedTimer>);
-
-    Vector<TimerBase*>& timerHeap() { return m_timerHeap; }
-
-    void updateSharedTimer();
-    double nextFireTime() const { return m_pendingSharedTimerFireTime; }
-
-private:
-    static void sharedTimerFired();
-
-    void sharedTimerFiredInternal();
-
-    Vector<TimerBase*> m_timerHeap;
-    OwnPtr<SharedTimer> m_sharedTimer;
-    bool m_firingTimers; // Reentrancy guard.
-    double m_pendingSharedTimerFireTime;
-};
-
-}
-
-#endif