Revert of Fix logic for doing incremental marking steps on tenured allocation.

src/heap/spaces.h

Index: src/heap/spaces.h
diff --git a/src/heap/spaces.h b/src/heap/spaces.h
index 74250c7ce8859100f3e0edeef14d86ed441356f1..e6ec542c9e1f843b66e391f3e85338f187d5c157 100644
--- a/src/heap/spaces.h
+++ b/src/heap/spaces.h
@@ -1583,7 +1583,6 @@ class FreeList {
 
   PagedSpace* owner_;
   Heap* heap_;
-  int unreported_allocation_;
 
   static const int kSmallListMax = 0xff * kPointerSize;
   static const int kMediumListMax = 0x7ff * kPointerSize;
@@ -1781,7 +1780,13 @@ class PagedSpace : public Space {
   void ResetFreeList() { free_list_.Reset(); }
 
   // Set space allocation info.
-  void SetTopAndLimit(Address top, Address limit);
+  void SetTopAndLimit(Address top, Address limit) {
+    DCHECK(top == limit ||
+           Page::FromAddress(top) == Page::FromAddress(limit - 1));
+    MemoryChunk::UpdateHighWaterMark(allocation_info_.top());
+    allocation_info_.set_top(top);
+    allocation_info_.set_limit(limit);
+  }
 
   // Empty space allocation info, returning unused area to free list.
   void EmptyAllocationInfo() {