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// 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(uint32 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
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