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Merge remote-tracking branch 'origin/tracking' into custom

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roytam1 2025-06-27 23:33:55 +08:00
commit f4d2bf6c3d
32 changed files with 149 additions and 374 deletions
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25
layout/base/nsLayoutUtils.cpp
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@ -9337,3 +9337,28 @@ nsLayoutUtils::ComputeGeometryBox(nsIFrame* aFrame,
return r;
}
/* static */ nsStyleContext*
nsLayoutUtils::GetNonAnonymousStyleContext(nsIFrame* aFrame)
{
nsIContent* node = aFrame->GetContent();
MOZ_ASSERT(node, "No content for the given frame?");
while (node && node->IsInNativeAnonymousSubtree()) {
node = node->GetParent();
}
MOZ_ASSERT(node, "Native anonymous element with no originating node?");
if (nsIFrame* primaryFrame = node->GetPrimaryFrame()) {
return primaryFrame->StyleContext();
}
// If the element doesn't have primary frame, get the computed style
// from the element directly.
nsPresContext* pc = aFrame->PresContext();
MOZ_ASSERT(node == pc->Document()->GetRootElement(),
"Root element is the only case for this fallback "
"path to be triggered");
RefPtr<nsStyleContext> styleContext =
pc->StyleSet()->ResolveStyleFor(node->AsElement(), nullptr);
// Dropping the strong reference is fine because the style should be
// held strongly by the element.
return styleContext.get();
}