Allocation sampling for paged/lo spaces

src/heap/incremental-marking.cc

Index: src/heap/incremental-marking.cc
diff --git a/src/heap/incremental-marking.cc b/src/heap/incremental-marking.cc
index f52b369d62f2391ad51b39c7c97f79a742149afd..7ee331c4ad48b4caf876dc08a2a0aeb4f8904f74 100644
--- a/src/heap/incremental-marking.cc
+++ b/src/heap/incremental-marking.cc
@@ -23,10 +23,9 @@ IncrementalMarking::StepActions IncrementalMarking::IdleStepActions() {
                      IncrementalMarking::DO_NOT_FORCE_COMPLETION);
 }
 
-
 IncrementalMarking::IncrementalMarking(Heap* heap)
     : heap_(heap),
-      observer_(*this, kAllocatedThreshold),
+      observer_(*this, heap, kAllocatedThreshold),
       state_(STOPPED),
       is_compacting_(false),
       steps_count_(0),
@@ -46,7 +45,6 @@ IncrementalMarking::IncrementalMarking(Heap* heap)
       incremental_marking_finalization_rounds_(0),
       request_type_(COMPLETE_MARKING) {}
 
-
 bool IncrementalMarking::BaseRecordWrite(HeapObject* obj, Object* value) {
   HeapObject* value_heap_obj = HeapObject::cast(value);
   MarkBit value_bit = Marking::MarkBitFrom(value_heap_obj);
@@ -540,7 +538,7 @@ void IncrementalMarking::Start(const char* reason) {
     state_ = SWEEPING;
   }
 
-  heap_->new_space()->AddInlineAllocationObserver(&observer_);
+  heap_->new_space()->AddAllocationObserver(&observer_);
 
   incremental_marking_job()->Start(heap_);
 }
@@ -938,7 +936,7 @@ void IncrementalMarking::Stop() {
     PrintF("[IncrementalMarking] Stopping.\n");
   }
 
-  heap_->new_space()->RemoveInlineAllocationObserver(&observer_);
+  heap_->new_space()->RemoveAllocationObserver(&observer_);
   IncrementalMarking::set_should_hurry(false);
   ResetStepCounters();
   if (IsMarking()) {