Skip paint property update and visual rect update if no geometry change

third_party/WebKit/Source/core/paint/PaintPropertyTreeBuilder.cpp

Index: third_party/WebKit/Source/core/paint/PaintPropertyTreeBuilder.cpp
diff --git a/third_party/WebKit/Source/core/paint/PaintPropertyTreeBuilder.cpp b/third_party/WebKit/Source/core/paint/PaintPropertyTreeBuilder.cpp
index 4f781030aa264caee198e6375e5fe744abc1646f..552011a26d2370825109f709ecd4b341f8604ade 100644
--- a/third_party/WebKit/Source/core/paint/PaintPropertyTreeBuilder.cpp
+++ b/third_party/WebKit/Source/core/paint/PaintPropertyTreeBuilder.cpp
@@ -17,6 +17,7 @@
 #include "core/layout/svg/SVGLayoutSupport.h"
 #include "core/layout/svg/SVGResources.h"
 #include "core/layout/svg/SVGResourcesCache.h"
+#include "core/paint/FindPaintOffsetAndVisualRectNeedingUpdate.h"
 #include "core/paint/FindPropertiesNeedingUpdate.h"
 #include "core/paint/ObjectPaintProperties.h"
 #include "core/paint/PaintLayer.h"
@@ -1048,6 +1049,10 @@ void PaintPropertyTreeBuilder::updatePaintOffset(
 void PaintPropertyTreeBuilder::updateForObjectLocationAndSize(
     const LayoutObject& object,
     PaintPropertyTreeBuilderContext& context) {
+#if DCHECK_IS_ON()
+  FindPaintOffsetNeedingUpdateScope checkScope(object, context);
+#endif
+
   if (object.isBoxModelObject()) {
     updatePaintOffset(toLayoutBoxModelObject(object), context);
     updatePaintOffsetTranslation(toLayoutBoxModelObject(object), context);