gecko-dev/xpcom/base/HoldDropJSObjects.cpp
Jan de Mooij a53986bf29 Bug 1302448 part 1 - Rename CycleCollectedJSRuntime to CycleCollectedJSContext. r=mccr8
--HG--
rename : xpcom/base/CycleCollectedJSRuntime.cpp => xpcom/base/CycleCollectedJSContext.cpp
rename : xpcom/base/CycleCollectedJSRuntime.h => xpcom/base/CycleCollectedJSContext.h
extra : rebase_source : 075214b5057f151520926715b6154e99ae80a0b3
2016-09-14 15:47:32 +02:00

69 lines
2.0 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 "mozilla/HoldDropJSObjects.h"
#include "mozilla/Assertions.h"
#include "mozilla/CycleCollectedJSContext.h"
namespace mozilla {
namespace cyclecollector {
void
HoldJSObjectsImpl(void* aHolder, nsScriptObjectTracer* aTracer)
{
CycleCollectedJSContext* cx = CycleCollectedJSContext::Get();
MOZ_ASSERT(cx, "Should have a CycleCollectedJSContext by now");
cx->AddJSHolder(aHolder, aTracer);
}
void
HoldJSObjectsImpl(nsISupports* aHolder)
{
nsXPCOMCycleCollectionParticipant* participant = nullptr;
CallQueryInterface(aHolder, &participant);
MOZ_ASSERT(participant, "Failed to QI to nsXPCOMCycleCollectionParticipant!");
MOZ_ASSERT(participant->CheckForRightISupports(aHolder),
"The result of QIing a JS holder should be the same as ToSupports");
HoldJSObjectsImpl(aHolder, participant);
}
void
DropJSObjectsImpl(void* aHolder)
{
CycleCollectedJSContext* cx = CycleCollectedJSContext::Get();
MOZ_ASSERT(cx, "Should have a CycleCollectedJSContext by now");
cx->RemoveJSHolder(aHolder);
}
void
DropJSObjectsImpl(nsISupports* aHolder)
{
#ifdef DEBUG
nsXPCOMCycleCollectionParticipant* participant = nullptr;
CallQueryInterface(aHolder, &participant);
MOZ_ASSERT(participant, "Failed to QI to nsXPCOMCycleCollectionParticipant!");
MOZ_ASSERT(participant->CheckForRightISupports(aHolder),
"The result of QIing a JS holder should be the same as ToSupports");
#endif
DropJSObjectsImpl(static_cast<void*>(aHolder));
}
} // namespace cyclecollector
#ifdef DEBUG
bool
IsJSHolder(void* aHolder)
{
CycleCollectedJSContext* cx = CycleCollectedJSContext::Get();
MOZ_ASSERT(cx, "Should have a CycleCollectedJSContext by now");
return cx->IsJSHolder(aHolder);
}
#endif
} // namespace mozilla