Correct for enclosing layers scroll position in sticky_data->main_thread_offset

third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.h

Index: third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.h
diff --git a/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.h b/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.h
index 0dda1a4a9cd0574022b3d81de5e482a3f2acfcd5..46408b00350acf7af14a97e44c29f4519b348715 100644
--- a/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.h
+++ b/third_party/WebKit/Source/core/layout/compositing/CompositedLayerMapping.h
@@ -247,8 +247,6 @@ class CORE_EXPORT CompositedLayerMapping final : public GraphicsLayerClient {
   void updateFilters(const ComputedStyle&);
   void updateBackdropFilters(const ComputedStyle&);
 
-  void updateStickyConstraints(const ComputedStyle&);
-
   void setBlendMode(WebBlendMode);
 
   bool needsGraphicsLayerUpdate() {
@@ -365,6 +363,7 @@ class CORE_EXPORT CompositedLayerMapping final : public GraphicsLayerClient {
       const FloatSize& relativeCompositingBoundsSize);
   void updateScrollingLayerGeometry(const IntRect& localCompositingBounds);
   void updateChildClippingMaskLayerGeometry();
+  void updateStickyConstraints(const ComputedStyle&, const PaintLayer*);
 
   void createPrimaryGraphicsLayer();
   void destroyGraphicsLayers();