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// Copyright 2014 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_impl.h"
#include "base/callback_helpers.h"
#include "base/logging.h"
#include "cc/trees/blocking_task_runner.h"
namespace cc {
SingleReleaseCallbackImpl::SingleReleaseCallbackImpl(
const ReleaseCallbackImpl& callback)
: has_been_run_(false), callback_(callback) {
DCHECK(!callback_.is_null())
<< "Use a NULL SingleReleaseCallbackImpl for an empty callback.";
}
SingleReleaseCallbackImpl::~SingleReleaseCallbackImpl() {
DCHECK(callback_.is_null() || has_been_run_)
<< "SingleReleaseCallbackImpl was never run.";
}
void SingleReleaseCallbackImpl::Run(
uint32 sync_point,
bool is_lost,
BlockingTaskRunner* main_thread_task_runner) {
DCHECK(!has_been_run_) << "SingleReleaseCallbackImpl was run more than once.";
has_been_run_ = true;
callback_.Run(sync_point, is_lost, main_thread_task_runner);
}
} // namespace cc
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