--- a/layout/painting/nsDisplayList.h
+++ b/layout/painting/nsDisplayList.h
@@ -1978,19 +1978,16 @@ public:
     , mForceNotVisible(aOther.mForceNotVisible)
     , mDisableSubpixelAA(aOther.mDisableSubpixelAA)
     , mReusedItem(false)
 #ifdef MOZ_DUMP_PAINTING
     , mPainted(false)
 #endif
   {
     MOZ_COUNT_CTOR(nsDisplayItem);
-    if (aBuilder->IsRetainingDisplayList()) {
-      mFrame->AddDisplayItem(this);
-    }
   }
 
 
   struct HitTestState {
     explicit HitTestState() : mInPreserves3D(false) {}
 
     ~HitTestState() {
       NS_ASSERTION(mItemBuffer.Length() == 0,