| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "cc/resources/single_release_callback.h" |
| |
| #include "base/callback_helpers.h" |
| #include "base/logging.h" |
| |
| namespace cc { |
| |
| SingleReleaseCallback::SingleReleaseCallback(const ReleaseCallback& callback) |
| : has_been_run_(false), callback_(callback) { |
| DCHECK(!callback_.is_null()) |
| << "Use a NULL SingleReleaseCallback for an empty callback."; |
| } |
| |
| SingleReleaseCallback::~SingleReleaseCallback() { |
| DCHECK(callback_.is_null() || has_been_run_) |
| << "SingleReleaseCallback was never run."; |
| } |
| |
| void SingleReleaseCallback::Run(unsigned sync_point, bool is_lost) { |
| DCHECK(!has_been_run_) << "SingleReleaseCallback was run more than once."; |
| has_been_run_ = true; |
| callback_.Run(sync_point, is_lost); |
| } |
| |
| } // namespace cc |