Remove border-fit.

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 3362c77633296d2d63daa5b424a4f7f600e95afb..eb88ee3262426eeabbbfb0d337f28b2126dcada6 100644
--- a/sky/engine/core/rendering/RenderObject.cpp
+++ b/sky/engine/core/rendering/RenderObject.cpp
@@ -1364,8 +1364,6 @@ const char* RenderObject::invalidationReasonToString(InvalidationReason reason)
         return "incremental";
     case InvalidationFull:
         return "full";
-    case InvalidationBorderFitLines:
-        return "border fit lines";
     case InvalidationBorderBoxChange:
         return "border box change";
     case InvalidationBoundsChange:
@@ -1445,10 +1443,6 @@ InvalidationReason RenderObject::getPaintInvalidationReason(const RenderLayerMod
     if (shouldDoFullPaintInvalidation())
         return InvalidationFull;
 
-    // Presumably a background or a border exists if border-fit:lines was specified.
-    if (style()->borderFit() == BorderFitLines)
-        return InvalidationBorderFitLines;
-
     if (compositingState() != PaintsIntoOwnBacking && newLocation != oldLocation)
         return InvalidationLocationChange;