*** FOR PROTOTYPE PURPOSES ONLY! NOT INTENDED FOR COMMIT! ***

Source/core/rendering/LayoutRepainter.cpp

Index: Source/core/rendering/LayoutRepainter.cpp
diff --git a/Source/core/rendering/LayoutRepainter.cpp b/Source/core/rendering/LayoutRepainter.cpp
index fc06e0b3b2176fbbbe35076eae926ecd23fd03e0..44957aa8ae14fdbbd26eb806457f72313201fb3e 100644
--- a/Source/core/rendering/LayoutRepainter.cpp
+++ b/Source/core/rendering/LayoutRepainter.cpp
@@ -30,6 +30,22 @@
 
 namespace WebCore {
 
+LayoutRepainter::LayoutRepainter(RenderObject& object, bool checkForRepaint,
+                                 const LayoutRect& oldBounds, const LayoutRect& oldOutlineBox)
+    : m_object(object)
+    , m_repaintContainer(0)
+    , m_checkForRepaint(checkForRepaint)
+{
+    if (RuntimeEnabledFeatures::repaintAfterLayoutEnabled())
+        return;
+
+    if (m_checkForRepaint) {
+        m_repaintContainer = m_object.containerForRepaint();
+        m_oldBounds = oldBounds;
+        m_oldOutlineBox = oldOutlineBox;
+    }
+}
+
 LayoutRepainter::LayoutRepainter(RenderObject& object, bool checkForRepaint)
     : m_object(object)
     , m_repaintContainer(0)