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Bug 320488 crash [@ nsSHistory::EvictWindowContentViewer]

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patch by marria@gmail.com r=biesi sr=darin
This commit is contained in:
timeless%mozdev.org 2005-12-25 04:04:36 +00:00
parent 9effb298fb
commit df1599b4eb
1 changed files with 6 additions and 0 deletions
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6
docshell/base/nsDocShell.cpp
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@ -1740,7 +1740,13 @@ nsDocShell::GetLoadedTransIndex(PRInt32 *aLoadedTransIndex)
NS_IMETHODIMP
nsDocShell::HistoryPurged(PRInt32 aNumEntries)
{
// These indices are used for fastback cache eviction, to determine
// which session history entries are candidates for content viewer
// eviction. We need to adjust by the number of entries that we
// just purged from history, so that we look at the right session history
// entries during eviction.
mPreviousTransIndex = PR_MAX(-1, mPreviousTransIndex - aNumEntries);
mLoadedTransIndex = PR_MAX(0, mLoadedTransIndex - aNumEntries);
PRInt32 count = mChildList.Count();
for (PRInt32 i = 0; i < count; ++i) {