Get rid of CompositingState.

sky/engine/core/rendering/RenderObject.cpp

Index: sky/engine/core/rendering/RenderObject.cpp
diff --git a/sky/engine/core/rendering/RenderObject.cpp b/sky/engine/core/rendering/RenderObject.cpp
index 97c7478bf0e6fc532dbca6c9a01213c8bdda19bc..8aed3d1adfaf65d8adc7a8d7c3eca4177f5d4533 100644
--- a/sky/engine/core/rendering/RenderObject.cpp
+++ b/sky/engine/core/rendering/RenderObject.cpp
@@ -1216,9 +1216,6 @@ const RenderLayerModelObject* RenderObject::containerForPaintInvalidation() cons
 const RenderLayerModelObject* RenderObject::enclosingCompositedContainer() const
 {
     RenderLayerModelObject* container = 0;
-    // FIXME: CompositingState is not necessarily up to date for many callers of this function.
-    DisableCompositingQueryAsserts disabler;
-
     if (RenderLayer* compositingLayer = enclosingLayer()->enclosingLayerForPaintInvalidationCrossingFrameBoundaries())
         container = compositingLayer->renderer();
     return container;
@@ -1419,7 +1416,7 @@ InvalidationReason RenderObject::getPaintInvalidationReason(const RenderLayerMod
     if (shouldDoFullPaintInvalidation())
         return InvalidationFull;
 
-    if (compositingState() != PaintsIntoOwnBacking && newLocation != oldLocation)
+    if (newLocation != oldLocation)
         return InvalidationLocationChange;
 
     // If the bounds are the same then we know that none of the statements below
@@ -2238,11 +2235,6 @@ PositionWithAffinity RenderObject::positionForPoint(const LayoutPoint&)
     return createPositionWithAffinity(caretMinOffset(), DOWNSTREAM);
 }
 
-CompositingState RenderObject::compositingState() const
-{
-    return hasLayer() ? toRenderLayerModelObject(this)->layer()->compositingState() : NotComposited;
-}
-
 CompositingReasons RenderObject::additionalCompositingReasons() const
 {
     return CompositingReasonNone;