gecko-dev/dom/gamepad/ipc/GamepadTestChannelChild.cpp
Kan-Ru Chen f8100451db Bug 1314254 - Add mozilla::ipc::IPCResult type and convert IPDL handlers to use new return type. r=billm
We will use the new type for the generated IPDL message handler
prototype to make sure correct error handling method is called.

MozReview-Commit-ID: AzVbApxFGZ0
2016-11-15 04:26:00 +01:00

33 lines
861 B
C++

/* 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 "GamepadTestChannelChild.h"
namespace mozilla {
namespace dom {
void
GamepadTestChannelChild::AddPromise(const uint32_t& aID, Promise* aPromise)
{
MOZ_ASSERT(!mPromiseList.Get(aID, nullptr));
mPromiseList.Put(aID, aPromise);
}
mozilla::ipc::IPCResult
GamepadTestChannelChild::RecvReplyGamepadIndex(const uint32_t& aID,
const uint32_t& aIndex)
{
RefPtr<Promise> p;
if (!mPromiseList.Get(aID, getter_AddRefs(p))) {
MOZ_CRASH("We should always have a promise.");
}
p->MaybeResolve(aIndex);
mPromiseList.Remove(aID);
return IPC_OK();
}
} // namespace dom
} // namespace mozilla