third_party/WebKit/Source/core/layout/LayoutBoxModelObject.cpp - Issue 2761673005: Optimize scroll adjustment for paint invalidation

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Unified Diff: third_party/WebKit/Source/core/layout/LayoutBoxModelObject.cpp

Issue 2761673005: Optimize scroll adjustment for paint invalidation

Patch Set: - Created 3 years, 9 months ago

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Index: third_party/WebKit/Source/core/layout/LayoutBoxModelObject.cpp

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

index 1076826b28bd9a6aa4651db6a5eb340c0e3a0ee0..dc8637d6741ef5b2cff8c6c5b11c73274e354e97 100644

--- a/third_party/WebKit/Source/core/layout/LayoutBoxModelObject.cpp

+++ b/third_party/WebKit/Source/core/layout/LayoutBoxModelObject.cpp

@@ -1474,4 +1474,10 @@ bool LayoutBoxModelObject::backgroundStolenForBeingBody(

return true;

}

+IntSize LayoutBoxModelObject::scrollAdjustmentForPaintInvalidation() const {

+ if (!hasOverflowClip() || usesCompositedScrolling())

+ return IntSize();

+ return -toLayoutBox(this)->scrolledContentOffset();

} // namespace blink