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Bug 1177927: Use nsFrameList::GetLength() instead of manual iteration to count pages in nsPrintEngine. r=tn

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This commit is contained in:
Daniel Holbert 2015-06-27 03:07:30 -07:00
parent 5477c03e0c
commit 793c147e27
1 changed files with 2 additions and 8 deletions
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10
layout/printing/nsPrintEngine.cpp
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@ -360,16 +360,10 @@ nsPrintEngine::GetSeqFrameAndCountPagesInternal(nsPrintObject* aPO,
return NS_ERROR_FAILURE;
}
// first count the total number of pages
aCount = 0;
nsIFrame* pageFrame = aSeqFrame->GetFirstPrincipalChild();
while (pageFrame != nullptr) {
aCount++;
pageFrame = pageFrame->GetNextSibling();
}
// count the total number of pages
aCount = aSeqFrame->PrincipalChildList()->GetLength();
return NS_OK;
}
//-----------------------------------------------------------------