third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp - Issue 2765503003: Fix position:sticky location bug when scroller is not a stacking context

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Unified Diff: third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp

Issue 2765503003: Fix position:sticky location bug when scroller is not a stacking context (Closed)

Patch Set: Created 3 years, 9 months ago

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« third_party/WebKit/LayoutTests/compositing/overflow/composited-sticky-element-enclosing-layers.html ('K') | « third_party/WebKit/LayoutTests/compositing/overflow/composited-sticky-element-stacking-context-expected.html ('k') | no next file » | no next file with comments »
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Index: third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp

diff --git a/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp b/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp

index c715a2954ec4c2eafbe10594703a5a5c310ac30e..d183975688e2d450bfc891d82813d4f57cf1e628 100644

--- a/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp

+++ b/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.cpp

@@ -319,7 +319,7 @@ void CompositedLayerMapping::updateStickyConstraints(

LayoutPoint enclosingLayerOffset;

compositingContainer->convertToLayerCoords(ancestorOverflowLayer,

enclosingLayerOffset);

- if (compositingContainer != ancestorOverflowLayer) {

+ if (!scrollParent() && compositingContainer != ancestorOverflowLayer) {

enclosingLayerOffset += LayoutSize(

ancestorOverflowLayer->getScrollableArea()->getScrollOffset());

}