Document::updateHoverActiveState only cancel hover and active state when hitting native scrollbar

third_party/WebKit/Source/core/dom/Document.h

Index: third_party/WebKit/Source/core/dom/Document.h
diff --git a/third_party/WebKit/Source/core/dom/Document.h b/third_party/WebKit/Source/core/dom/Document.h
index ff648dc54f5941a13b4b95676d00e4ed9ddc3074..7d538e35fb0473df553bb3275e689ea03f856eb5 100644
--- a/third_party/WebKit/Source/core/dom/Document.h
+++ b/third_party/WebKit/Source/core/dom/Document.h
@@ -154,6 +154,7 @@ class ScriptRunner;
 class ScriptableDocumentParser;
 class ScriptedAnimationController;
 class ScriptedIdleTaskController;
+class Scrollbar;
 class SecurityOrigin;
 class SegmentedString;
 class SelectorQueryCache;
@@ -725,9 +726,7 @@ class CORE_EXPORT Document : public ContainerNode,
   void hoveredNodeDetached(Element&);
   void activeChainNodeDetached(Element&);
 
-  void updateHoverActiveState(const HitTestRequest&,
-                              Element*,
-                              bool hitScrollbar);
+  void updateHoverActiveState(const HitTestRequest&, Element*, Scrollbar*);
 
   // Updates for :target (CSS3 selector).
   void setCSSTarget(Element*);