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Bug 571298. Avoid flash of unstyled content in document.write-created documents. r=jst

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This commit is contained in:
Boris Zbarsky 2010-06-18 12:23:05 -04:00
parent c8d7e9da79
commit ab557498b0
1 changed files with 13 additions and 0 deletions
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13
content/html/document/src/nsHTMLDocument.cpp
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@ -1939,6 +1939,15 @@ nsHTMLDocument::OpenCommon(const nsACString& aContentType, PRBool aReplace)
}
}
// Flag us as not being able to start layout until we hit <body>
// or scripts that require layout, so that we won't run into FOUC
// issues. We need to do that before making the Stop() call,
// since if we have no frame yet the flush Stop() triggers might
// try to create one for us, and we don't want our presshell
// starting layout if that happens. But we don't want to do this
// before the PermitUnload call above.
mMayStartLayout = PR_FALSE;
nsCOMPtr<nsIWebNavigation> webnav(do_QueryInterface(shell));
webnav->Stop(nsIWebNavigation::STOP_NETWORK);
@ -1947,6 +1956,10 @@ nsHTMLDocument::OpenCommon(const nsACString& aContentType, PRBool aReplace)
// document again otherwise the document could have a non-zero onload block
// count without the onload blocker request being in the loadgroup.
EnsureOnloadBlocker();
} else {
// See comment before the mMayStartLayout set in the other branch
// of this if.
mMayStartLayout = PR_FALSE;
}
// The open occurred after the document finished loading.