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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "content/renderer/scheduler/cancelable_closure_holder.h" | |
| 6 | |
| 7 namespace content { | |
| 8 | |
| 9 CancelableClosureHolder::CancelableClosureHolder() { | |
| 10 } | |
| 11 | |
| 12 CancelableClosureHolder::~CancelableClosureHolder() { | |
| 13 } | |
| 14 | |
| 15 void CancelableClosureHolder::Reset(const base::Closure& callback) { | |
| 16 callback_ = callback; | |
| 17 cancelable_callback_.Reset(callback_); | |
| 18 } | |
| 19 | |
| 20 void CancelableClosureHolder::Cancel() { | |
| 21 DCHECK(!callback_.is_null()); | |
| 22 cancelable_callback_.Reset(callback_); | |
| 23 } | |
| 24 | |
| 25 const base::Closure& CancelableClosureHolder::callback() const { | |
| 26 DCHECK(!callback_.is_null()); | |
| 27 return cancelable_callback_.callback(); | |
| 28 } | |
| 29 | |
| 30 } // namespace content | |
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