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Bug 1247364 - use AllChildrenIterator::Seek by a11y tree walker, r=davidb

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This commit is contained in:
Alexander Surkov 2016-02-11 08:24:38 -05:00
parent 64ca196ec5
commit e9f6da0b5c
1 changed files with 3 additions and 5 deletions
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4
accessible/base/TreeWalker.cpp
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@ -80,12 +80,10 @@ TreeWalker::NextChild()
nsIContent* parent = parentNode->AsElement();
top = PushState(parent);
while (nsIContent* childNode = Next(top)) {
if (childNode == mAnchorNode) {
if (top->mDOMIter.Seek(mAnchorNode)) {
mAnchorNode = parent;
return NextChild();
}
}
// XXX We really should never get here, it means we're trying to find an
// accessible for a dom node where iterating over its parent's children