Remove paintInvalidationRect from display item client invalidation

third_party/WebKit/Source/core/layout/LayoutScrollbar.cpp

Index: third_party/WebKit/Source/core/layout/LayoutScrollbar.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutScrollbar.cpp b/third_party/WebKit/Source/core/layout/LayoutScrollbar.cpp
index 88895dfb9b4085c887737dd9e6858a4652eac0f6..3a6fc6195d831d714bf0005be55e06bdc1dc63fa 100644
--- a/third_party/WebKit/Source/core/layout/LayoutScrollbar.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutScrollbar.cpp
@@ -361,10 +361,10 @@ int LayoutScrollbar::minimumThumbLength() const
     return orientation() == HorizontalScrollbar ? partLayoutObject->size().width() : partLayoutObject->size().height();
 }
 
-void LayoutScrollbar::invalidateDisplayItemClientsOfScrollbarParts(const LayoutBoxModelObject& paintInvalidationContainer, const LayoutRect& paintInvalidationRect)
+void LayoutScrollbar::invalidateDisplayItemClientsOfScrollbarParts(const LayoutBoxModelObject& paintInvalidationContainer)
 {
     for (auto& part : m_parts)
-        part.value->invalidateDisplayItemClientsIncludingNonCompositingDescendants(&paintInvalidationContainer, PaintInvalidationScroll, &paintInvalidationRect);
+        part.value->invalidateDisplayItemClientsIncludingNonCompositingDescendants(&paintInvalidationContainer, PaintInvalidationScroll);
 }
 
 }