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Bug 1359317 - (intersection-observer) Use targetFrame->GetRectRelativeToSelf() as the initial intersection rect. r=mstange

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This commit is contained in:
Tobias Schneider
2017-06-19 13:32:07 -07:00
parent f293ce6946
commit e46a2bee9e
6 changed files with 74 additions and 3 deletions
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2
dom/base/DOMIntersectionObserver.cpp
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@@ -352,7 +352,7 @@ DOMIntersectionObserver::Update(nsIDocument* aDocument, DOMHighResTimeStamp time
nsLayoutUtils::GetContainingBlockForClientRect(targetFrame),
nsLayoutUtils::RECTS_ACCOUNT_FOR_TRANSFORMS
);
intersectionRect = Some(targetFrame->GetVisualOverflowRect());
intersectionRect = Some(targetFrame->GetRectRelativeToSelf());
nsIFrame* containerFrame = nsLayoutUtils::GetCrossDocParentFrame(targetFrame);
while (containerFrame && containerFrame != rootFrame) {