Layout overflow from transforms should update frame scrollbars

Source/platform/scroll/ScrollView.cpp

Index: Source/platform/scroll/ScrollView.cpp
diff --git a/Source/platform/scroll/ScrollView.cpp b/Source/platform/scroll/ScrollView.cpp
index 420f7c6be3a383eecde856147e93835ffdb4854e..cfb24d3d6acf5b89e306a18862315b99b3641e10 100644
--- a/Source/platform/scroll/ScrollView.cpp
+++ b/Source/platform/scroll/ScrollView.cpp
@@ -31,7 +31,6 @@
 #include "platform/HostWindow.h"
 #include "platform/scroll/ScrollbarTheme.h"
 #include "wtf/StdLibExtras.h"
-#include "wtf/TemporaryChange.h"
 
 using namespace std;
 
@@ -458,7 +457,7 @@ void ScrollView::updateScrollbars(const IntSize& desiredOffset)
 {
     if (m_inUpdateScrollbars)
         return;
-    TemporaryChange<bool> inUpdateScrollbarsChange(m_inUpdateScrollbars, true);
+    InUpdateScrollbarsScope inUpdateScrollbarsScope(this);
 
     IntSize oldVisibleSize = visibleSize();