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Bug 1011391 - Clear rule cascades in nsCSSStyleSheet's Unlink. r=bz

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This commit is contained in:
Andrew McCreight 2014-06-18 15:33:30 -07:00
parent 45ab6ecac4
commit 7df9e4e10a
1 changed files with 1 additions and 0 deletions
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1
layout/style/nsCSSStyleSheet.cpp
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@ -1149,6 +1149,7 @@ NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(nsCSSStyleSheet)
tmp->DropRuleCollection();
tmp->UnlinkInner();
tmp->mScopeElement = nullptr;
tmp->ClearRuleCascades();
NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
NS_IMPL_CYCLE_COLLECTION_UNLINK_END
NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(nsCSSStyleSheet)