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Bug 1419762 - Return the inline continuation of an IB split when appending

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Tag #1375
This commit is contained in:
Matt A. Tobin
2020-04-17 07:29:19 -04:00
committed by Roy Tam
parent 3b90312fac
commit fc8fcfc039
3 changed files with 20 additions and 3 deletions
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layout/base/nsCSSFrameConstructor.cpp
+4 -3
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@@ -6781,10 +6781,11 @@ nsCSSFrameConstructor::GetInsertionPrevSibling(InsertionPoint* aInsertion,
*aIsAppend = true;
if (IsFramePartOfIBSplit(aInsertion->mParentFrame)) {
// Since we're appending, we'll walk to the last anonymous frame
// that was created for the broken inline frame. But don't walk
// to the trailing inline if it's empty; stop at the block.
// that was created for the broken inline frame. We can walk to the
// trailing inline, since we know this is a real append, and not an
// insert (that would've been handled by `FindNextSibling`).
aInsertion->mParentFrame =
GetLastIBSplitSibling(aInsertion->mParentFrame, false);
GetLastIBSplitSibling(aInsertion->mParentFrame, true);
}
// Get continuation that parents the last child.
aInsertion->mParentFrame =