third_party/WebKit/Source/core/paint/PaintLayer.cpp - Issue 2685653003: Reland "Box shadow should be recorded as main thread scrolling reasons for non-root layers."

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Unified Diff: third_party/WebKit/Source/core/paint/PaintLayer.cpp

Issue 2685653003: Reland "Box shadow should be recorded as main thread scrolling reasons for non-root layers." (Closed)

Patch Set: Created 3 years, 10 months ago

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Index: third_party/WebKit/Source/core/paint/PaintLayer.cpp

diff --git a/third_party/WebKit/Source/core/paint/PaintLayer.cpp b/third_party/WebKit/Source/core/paint/PaintLayer.cpp

index 7284419f945ebbe0ea2d7aeadc30cd1f3de2d894..48e57126a4c7b52cf21a1e05b264edbf21bd42f2 100644

--- a/third_party/WebKit/Source/core/paint/PaintLayer.cpp

+++ b/third_party/WebKit/Source/core/paint/PaintLayer.cpp

@@ -2586,11 +2586,12 @@

}

-BackgroundPaintLocation PaintLayer::backgroundPaintLocation() const {

+BackgroundPaintLocation PaintLayer::backgroundPaintLocation(

+ uint32_t* reasons) const {

BackgroundPaintLocation location =

isRootLayer() || !scrollsOverflow()

? BackgroundPaintInGraphicsLayer

- : layoutObject()->backgroundPaintLocation();

+ : layoutObject()->backgroundPaintLocation(reasons);

m_stackingNode->updateLayerListsIfNeeded();

if (m_stackingNode->hasNegativeZOrderList())

location = BackgroundPaintInGraphicsLayer;