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GC-lock the global scope polluter across InitContext and any other stuff that might do a last ditch GC (264577, r+sr=jst).

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git-svn-id: svn://10.0.0.236/trunk@163986 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
brendan%mozilla.org 2004-10-18 22:45:48 +00:00
parent 9f0e48177a
commit e71fe9a476
1 changed files with 10 additions and 0 deletions
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10
mozilla/dom/src/base/nsGlobalWindow.cpp
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@ -653,6 +653,14 @@ GlobalWindowImpl::SetNewDocument(nsIDOMDocument* aDocument,
JSObject *gsp =
nsWindowSH::GetInvalidatedGlobalScopePolluter(cx, mJSObject);
// Lock gsp to keep it from being collected by a last-ditch GC under
// mContext->InitContext(this), or possibly other indirect GC-thing
// allocations that might nest between here and the point in
// nsWindowSH::InstallGlobalScopePolluter that puts gsp back into the
// window object's prototype chain.
::JS_LockGCThing(cx, gsp);
if (mIsScopeClear) {
mContext->InitContext(this);
} else {
@ -667,6 +675,8 @@ GlobalWindowImpl::SetNewDocument(nsIDOMDocument* aDocument,
nsCOMPtr<nsIHTMLDocument> html_doc(do_QueryInterface(mDocument));
nsWindowSH::InstallGlobalScopePolluter(cx, mJSObject, gsp, html_doc);
::JS_UnlockGCThing(cx, gsp);
}
// Clear our mutation bitfield.