Revision 1965e2e7d33ebcca1be2d2195a61ebe7ce4eb041 authored by ffxbld on 17 May 2014, 10:14:59 UTC, committed by ffxbld on 17 May 2014, 10:14:59 UTC
1 parent 405a291
IDBWrapperCache.cpp
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=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 "IDBWrapperCache.h"
#include "nsCycleCollector.h"
USING_INDEXEDDB_NAMESPACE
NS_IMPL_CYCLE_COLLECTION_CLASS(IDBWrapperCache)
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(IDBWrapperCache,
nsDOMEventTargetHelper)
// Don't need NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS because
// nsDOMEventTargetHelper does it for us.
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(IDBWrapperCache,
nsDOMEventTargetHelper)
if (tmp->mScriptOwner) {
tmp->mScriptOwner = nullptr;
mozilla::DropJSObjects(tmp);
}
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(IDBWrapperCache,
nsDOMEventTargetHelper)
// Don't need NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER because
// nsDOMEventTargetHelper does it for us.
NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mScriptOwner)
NS_IMPL_CYCLE_COLLECTION_TRACE_END
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(IDBWrapperCache)
NS_INTERFACE_MAP_END_INHERITING(nsDOMEventTargetHelper)
NS_IMPL_ADDREF_INHERITED(IDBWrapperCache, nsDOMEventTargetHelper)
NS_IMPL_RELEASE_INHERITED(IDBWrapperCache, nsDOMEventTargetHelper)
IDBWrapperCache::~IDBWrapperCache()
{
mScriptOwner = nullptr;
ReleaseWrapper(this);
mozilla::DropJSObjects(this);
}
void
IDBWrapperCache::SetScriptOwner(JSObject* aScriptOwner)
{
NS_ASSERTION(aScriptOwner, "This should never be null!");
mScriptOwner = aScriptOwner;
mozilla::HoldJSObjects(this);
}
#ifdef DEBUG
void
IDBWrapperCache::AssertIsRooted() const
{
MOZ_ASSERT(cyclecollector::IsJSHolder(const_cast<IDBWrapperCache*>(this)),
"Why aren't we rooted?!");
}
#endif
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