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 52d0ca4e51b6e297c04c94bfb686116722d32bba..e3f9b010fd047bf0119c8f4b9305a119531d102f 100644
--- a/src/heap/incremental-marking.cc
+++ b/src/heap/incremental-marking.cc
@@ -26,7 +26,7 @@ IncrementalMarking::StepActions IncrementalMarking::IdleStepActions() {
 
 IncrementalMarking::IncrementalMarking(Heap* heap)
     : heap_(heap),
-      observer_(*this, kAllocatedThreshold),
+      observer_(*this, heap, kAllocatedThreshold),
       state_(STOPPED),
       is_compacting_(false),
       steps_count_(0),
@@ -541,7 +541,7 @@ void IncrementalMarking::Start(const char* reason) {
     state_ = SWEEPING;
   }
 
-  heap_->new_space()->AddInlineAllocationObserver(&observer_);
+  heap_->new_space()->AddAllocationObserver(&observer_);
 
   incremental_marking_job()->Start(heap_);
 }
@@ -939,7 +939,7 @@ 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()) {
@@ -968,7 +968,7 @@ void IncrementalMarking::Finalize() {
   state_ = STOPPED;
   is_compacting_ = false;
 
-  heap_->new_space()->RemoveInlineAllocationObserver(&observer_);
+  heap_->new_space()->RemoveAllocationObserver(&observer_);
   IncrementalMarking::set_should_hurry(false);
   ResetStepCounters();
   PatchIncrementalMarkingRecordWriteStubs(heap_,