Remove all encountered weak maps from the list of weak collections when incremental marking is abor…

src/mark-compact.h

Index: src/mark-compact.h
diff --git a/src/mark-compact.h b/src/mark-compact.h
index 638076f0b07ac6f63f0e8f5f0390c2e8daa4561a..74ec1064812924b78b866017045ebf1d2e421bdd 100644
--- a/src/mark-compact.h
+++ b/src/mark-compact.h
@@ -858,6 +858,10 @@ class MarkCompactCollector {
   // The linked list of all encountered weak maps is destroyed.
   void ClearWeakCollections();
 
+  // We have to remove all encountered weak maps from the list of weak
+  // collections when incremental marking is aborted.
+  void AbortWeakCollections();
+
   // -----------------------------------------------------------------------
   // Phase 2: Sweeping to clear mark bits and free non-live objects for
   // a non-compacting collection.