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Bug 693801: Remove redundant initialization for nsHTMLReflowState::mFlags.mIsTopOfPage. r=dbaron

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This commit is contained in:
Daniel Holbert 2011-10-21 13:41:12 -07:00
parent f82fd87f72
commit ff21c39197
1 changed files with 5 additions and 1 deletions
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6
layout/generic/nsHTMLReflowState.cpp
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@ -163,11 +163,15 @@ nsHTMLReflowState::nsHTMLReflowState(nsPresContext* aPresContext,
mLineLayout = aParentReflowState.mLineLayout;
else
mLineLayout = nsnull;
mFlags.mIsTopOfPage = aParentReflowState.mFlags.mIsTopOfPage;
// Note: mFlags was initialized as a copy of aParentReflowState.mFlags up in
// this constructor's init list, so the only flags that we need to explicitly
// initialize here are those that may need a value other than our parent's.
mFlags.mNextInFlowUntouched = aParentReflowState.mFlags.mNextInFlowUntouched &&
CheckNextInFlowParenthood(aFrame, aParentReflowState.frame);
mFlags.mAssumingHScrollbar = mFlags.mAssumingVScrollbar = false;
mFlags.mHasClearance = false;
mDiscoveredClearance = nsnull;
mPercentHeightObserver = (aParentReflowState.mPercentHeightObserver &&
aParentReflowState.mPercentHeightObserver->NeedsToObserve(*this))