Backed out changeset 8322b4eeb9c6 (bug 897239) to avoid the same Android reftest failures we hit when bug 896250 landed.

CLOSED TREE

layout/base/nsDisplayList.cpp

@@ -1508,7 +1508,7 @@ nsDisplayItem::MaxActiveLayers()
     sMaxLayersCached = true;
   }
 
-  return sMaxLayers;
+  return sMaxLayersCached;
 }
 
 bool