[heap] Ensure finalization of incremental marking even if all allocations

src/heap/heap.cc

Index: src/heap/heap.cc
diff --git a/src/heap/heap.cc b/src/heap/heap.cc
index 344441dfdb4bd3cc7287bc0ba5f384af7833cff1..e77ab6b58d3b550363fe4ed094a6821db7e4f194 100644
--- a/src/heap/heap.cc
+++ b/src/heap/heap.cc
@@ -264,6 +264,10 @@ GarbageCollector Heap::SelectGarbageCollector(AllocationSpace space,
     return MARK_COMPACTOR;
   }
 
+  if (incremental_marking()->NeedsFinalization()) {
+    return MARK_COMPACTOR;
+  }
+
   // Is there enough space left in OLD to guarantee that a scavenge can
   // succeed?
   //
@@ -5297,12 +5301,16 @@ void Heap::DampenOldGenerationAllocationLimit(size_t old_gen_size,
 // major GC. It happens when the old generation allocation limit is reached and
 // - either we need to optimize for memory usage,
 // - or the incremental marking is not in progress and we cannot start it.
-bool Heap::ShouldExpandOldGenerationOnAllocationFailure() {
+bool Heap::ShouldExpandOldGenerationOnSlowAllocation() {
   if (always_allocate() || OldGenerationSpaceAvailable() > 0) return true;
   // We reached the old generation allocation limit.
 
   if (ShouldOptimizeForMemoryUsage()) return false;
 
+  if (incremental_marking()->NeedsFinalization()) {
+    return false;
+  }
+
   if (incremental_marking()->IsStopped() &&
       IncrementalMarkingLimitReached() == IncrementalMarkingLimit::kNoLimit) {
     // We cannot start incremental marking.