gecko-dev/dom/media/SeekJob.cpp
JW Wang 6198322a66 Bug 1324335. Part 2 - Make SeekJob::mTarget a Maybe<>. r=gerald
MozReview-Commit-ID: A2M3b131nHH

--HG--
extra : rebase_source : 5f70d9ee5cfdd603e5e2cb661d88aa2199bea8de
extra : source : 13caeacbf180ae1c9465e593e28784b50c13ded9
2016-12-19 12:25:14 +08:00

36 lines
852 B
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "SeekJob.h"
namespace mozilla {
SeekJob::~SeekJob()
{
MOZ_DIAGNOSTIC_ASSERT(mTarget.isNothing());
MOZ_DIAGNOSTIC_ASSERT(mPromise.IsEmpty());
}
bool SeekJob::Exists() const
{
MOZ_ASSERT(mTarget.isSome() == !mPromise.IsEmpty());
return mTarget.isSome();
}
void SeekJob::Resolve(const char* aCallSite)
{
mPromise.Resolve(true, aCallSite);
mTarget.reset();
}
void SeekJob::RejectIfExists(const char* aCallSite)
{
mTarget.reset();
mPromise.RejectIfExists(true, aCallSite);
}
} // namespace mozilla