[GC] Remove FLAG_incremental_marking_steps

src/heap/heap.cc

Index: src/heap/heap.cc
diff --git a/src/heap/heap.cc b/src/heap/heap.cc
index 08282f7f69fb43f59b308b47bceb1ce3e62255d9..1ae3caadfb42c33ff4bc46a175abcc6cde228bff 100644
--- a/src/heap/heap.cc
+++ b/src/heap/heap.cc
@@ -905,8 +905,7 @@ bool Heap::CollectGarbage(GarbageCollector collector, const char* gc_reason,
       !mark_compact_collector()->finalize_incremental_marking() &&
       !mark_compact_collector()->abort_incremental_marking() &&
       !incremental_marking()->IsStopped() &&
-      !incremental_marking()->should_hurry() &&
-      FLAG_incremental_marking_steps) {
+      !incremental_marking()->should_hurry() && FLAG_incremental_marking) {
     // Make progress in incremental marking.
     const intptr_t kStepSizeWhenDelayedByScavenge = 1 * MB;
     incremental_marking()->Step(kStepSizeWhenDelayedByScavenge,