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Flush tags before calling StartLayout; otherwise we might end updouble-constructing frames for whatever content we hadn't notified on yet. Bug378559, r+sr=sicking

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bzbarsky@mit.edu 2007-04-26 11:57:58 -07:00
parent 4266bdbdc9
commit a11e2edb3f
1 changed files with 8 additions and 0 deletions
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8
content/base/src/nsContentSink.cpp
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@ -904,6 +904,14 @@ nsContentSink::StartLayout(PRBool aIgnorePendingSheets)
mDeferredLayoutStart = PR_FALSE;
// Notify on all our content. If none of our presshells have started layout
// yet it'll be a no-op except for updating our data structures, a la
// UpdateChildCounts() (because we don't want to double-notify on whatever we
// have right now). If some of them _have_ started layout, we want to make
// sure to flush tags instead of just calling UpdateChildCounts() after we
// loop over the shells.
FlushTags();
mLayoutStarted = PR_TRUE;
mLastNotificationTime = PR_Now();