1 files changed, 4 insertions, 1 deletions
diff --git a/chromium/v8/src/heap/sweeper.h b/chromium/v8/src/heap/sweeper.h
index 3bc199a92d2..7cd1bafd4fb 100644
--- a/chromium/v8/src/heap/sweeper.h
+++ b/chromium/v8/src/heap/sweeper.h
@@ -47,7 +47,7 @@ class Sweeper {
   // after exiting this scope.
   class FilterSweepingPagesScope final {
    public:
-    explicit FilterSweepingPagesScope(
+    FilterSweepingPagesScope(
         Sweeper* sweeper, const PauseOrCompleteScope& pause_or_complete_scope);
     ~FilterSweepingPagesScope();
 
@@ -108,6 +108,9 @@ class Sweeper {
   void EnsureCompleted();
   bool AreSweeperTasksRunning();
 
+  // Support concurrent sweepers from main thread
+  void SupportConcurrentSweeping();
+
   Page* GetSweptPageSafe(PagedSpace* space);
 
   void AddPageForIterability(Page* page);