Oilpan: expose near-finalized predicate as Heap::willObjectBeLazilySwept()

Source/platform/Timer.h

Index: Source/platform/Timer.h
diff --git a/Source/platform/Timer.h b/Source/platform/Timer.h
index 2d1611f155369781b66adf82563f320c40f02fac..b5f7b5c1a65577b5e4b3eec912f3404b9ed8fab4 100644
--- a/Source/platform/Timer.h
+++ b/Source/platform/Timer.h
@@ -127,7 +127,7 @@ public:
         // Oilpan: if a timer fires while Oilpan heaps are being lazily
         // swept, it is not safe to proceed if the object is about to
         // be swept (and this timer will be stopped while doing so.)
-        return Heap::isFinalizedObjectAlive(objectPointer);
+        return !Heap::willObjectBeLazilySwept(objectPointer);
     }
 };