Revert of Revert "Remove resetScrollbars"

Source/core/frame/FrameView.cpp

Index: Source/core/frame/FrameView.cpp
diff --git a/Source/core/frame/FrameView.cpp b/Source/core/frame/FrameView.cpp
index 534be3ec7343da1276a08710fa82e0ea557d89ae..5d42bdac25b2d6c954d44fa2973ecd91db2e3f19 100644
--- a/Source/core/frame/FrameView.cpp
+++ b/Source/core/frame/FrameView.cpp
@@ -156,7 +156,6 @@
         m_didScrollTimer.stop();
 
     removeFromAXObjectCache();
-    resetScrollbars();
 
     // Custom scrollbars should already be destroyed at this point
     ASSERT(!horizontalScrollbar() || !horizontalScrollbar()->isCustomScrollbar());
@@ -213,18 +212,6 @@
         cache->remove(this);
 }
 
-void FrameView::resetScrollbars()
-{
-    // Reset the document's scrollbars back to our defaults before we yield the floor.
-    m_firstLayout = true;
-    setScrollbarsSuppressed(true);
-    if (m_canHaveScrollbars)
-        setScrollbarModes(ScrollbarAuto, ScrollbarAuto);
-    else
-        setScrollbarModes(ScrollbarAlwaysOff, ScrollbarAlwaysOff);
-    setScrollbarsSuppressed(false);
-}
-
 void FrameView::init()
 {
     reset();