inline void
ImplCycleCollectionTraverse(nsCycleCollectionTraversalCallback& aCallback,
mozilla::WebGLFramebuffer::Attachment& aField,
const char* aName,
uint32_t aFlags = 0)
{
CycleCollectionNoteEdgeName(aCallback, aName, aFlags);
aCallback.NoteXPCOMChild(aField.mTexturePtr);
aCallback.NoteXPCOMChild(aField.mRenderbufferPtr);
}
void
nsXBLPrototypeBinding::Traverse(nsCycleCollectionTraversalCallback &cb) const
{
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "proto mBinding");
cb.NoteXPCOMChild(mBinding);
if (mResources) {
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "proto mResources mLoader");
cb.NoteXPCOMChild(mResources->mLoader);
}
ImplCycleCollectionTraverse(cb, mInterfaceTable, "proto mInterfaceTable");
}
void
nsSelectionState::DoTraverse(nsCycleCollectionTraversalCallback &cb)
{
for (uint32_t i = 0, iEnd = mArray.Length(); i < iEnd; ++i)
{
nsRangeStore* item = mArray[i];
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb,
"selection state mArray[i].startNode");
cb.NoteXPCOMChild(item->startNode);
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb,
"selection state mArray[i].endNode");
cb.NoteXPCOMChild(item->endNode);
}
}
NS_CYCLE_COLLECTION_CLASSNAME(nsXPCWrappedJS)::Traverse
(void *p, nsCycleCollectionTraversalCallback &cb)
{
nsISupports *s = static_cast<nsISupports*>(p);
NS_ASSERTION(CheckForRightISupports(s),
"not the nsISupports pointer we expect");
nsXPCWrappedJS *tmp = Downcast(s);
nsrefcnt refcnt = tmp->mRefCnt.get();
if (cb.WantDebugInfo()) {
char name[72];
if (tmp->GetClass())
JS_snprintf(name, sizeof(name), "nsXPCWrappedJS (%s)",
tmp->GetClass()->GetInterfaceName());
else
JS_snprintf(name, sizeof(name), "nsXPCWrappedJS");
cb.DescribeRefCountedNode(refcnt, sizeof(nsXPCWrappedJS), name);
} else {
NS_IMPL_CYCLE_COLLECTION_DESCRIBE(nsXPCWrappedJS, refcnt)
}
// nsXPCWrappedJS keeps its own refcount artificially at or above 1, see the
// comment above nsXPCWrappedJS::AddRef.
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "self");
cb.NoteXPCOMChild(s);
if (refcnt > 1) {
// nsXPCWrappedJS roots its mJSObj when its refcount is > 1, see
// the comment above nsXPCWrappedJS::AddRef.
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "mJSObj");
cb.NoteScriptChild(nsIProgrammingLanguage::JAVASCRIPT,
tmp->GetJSObjectPreserveColor());
}
nsXPCWrappedJS* root = tmp->GetRootWrapper();
if (root == tmp) {
// The root wrapper keeps the aggregated native object alive.
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "aggregated native");
cb.NoteXPCOMChild(tmp->GetAggregatedNativeObject());
} else {
// Non-root wrappers keep their root alive.
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "root");
cb.NoteXPCOMChild(static_cast<nsIXPConnectWrappedJS*>(root));
}
return NS_OK;
}
NS_CYCLE_COLLECTION_CLASSNAME(nsXPCWrappedJS)::Traverse
(void *p, nsCycleCollectionTraversalCallback &cb)
{
nsISupports *s = static_cast<nsISupports*>(p);
MOZ_ASSERT(CheckForRightISupports(s), "not the nsISupports pointer we expect");
nsXPCWrappedJS *tmp = Downcast(s);
nsrefcnt refcnt = tmp->mRefCnt.get();
if (cb.WantDebugInfo()) {
char name[72];
if (tmp->GetClass())
JS_snprintf(name, sizeof(name), "nsXPCWrappedJS (%s)",
tmp->GetClass()->GetInterfaceName());
else
JS_snprintf(name, sizeof(name), "nsXPCWrappedJS");
cb.DescribeRefCountedNode(refcnt, name);
} else {
NS_IMPL_CYCLE_COLLECTION_DESCRIBE(nsXPCWrappedJS, refcnt)
}
// A wrapper that is subject to finalization will only die when its JS object dies.
if (tmp->IsSubjectToFinalization())
return NS_OK;
// Don't let the extra reference for nsSupportsWeakReference keep a wrapper that is
// not subject to finalization alive.
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "self");
cb.NoteXPCOMChild(s);
if (tmp->IsValid()) {
MOZ_ASSERT(refcnt > 1);
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "mJSObj");
cb.NoteJSChild(tmp->GetJSObjectPreserveColor());
}
if (tmp->IsRootWrapper()) {
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "aggregated native");
cb.NoteXPCOMChild(tmp->GetAggregatedNativeObject());
} else {
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "root");
cb.NoteXPCOMChild(ToSupports(tmp->GetRootWrapper()));
}
return NS_OK;
}
void
nsXBLPrototypeResources::Traverse(nsCycleCollectionTraversalCallback &cb)
{
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "proto mResources mLoader");
cb.NoteXPCOMChild(mLoader);
CycleCollectionNoteChild(cb, mRuleProcessor.get(), "mRuleProcessor");
ImplCycleCollectionTraverse(cb, mStyleSheetList, "mStyleSheetList");
}
static void
TraverseElements(nsCycleCollectionTraversalCallback& cb,
const nsTArray<T>& array,
const char* name)
{
for (uint32_t i = 0, length = array.Length(); i < length; ++i) {
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, name);
AudioNode* node = array[i].get();
cb.NoteXPCOMChild(node);
}
}
void
nsHostObjectProtocolHandler::Traverse(const nsACString& aUri,
nsCycleCollectionTraversalCallback& aCallback)
{
if (!gDataTable) {
return;
}
DataInfo* res;
gDataTable->Get(aUri, &res);
if (!res) {
return;
}
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(aCallback, "HostObjectProtocolHandler DataInfo.mBlobImpl");
aCallback.NoteXPCOMChild(res->mBlobImpl);
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(aCallback, "HostObjectProtocolHandler DataInfo.mMediaSource");
aCallback.NoteXPCOMChild(res->mMediaSource);
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(aCallback, "HostObjectProtocolHandler DataInfo.mMediaStream");
aCallback.NoteXPCOMChild(res->mMediaStream);
}
void
nsXBLPrototypeResources::Traverse(nsCycleCollectionTraversalCallback &cb) const
{
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb, "proto mResources mLoader");
cb.NoteXPCOMChild(mLoader);
}
