[heap] Move slots buffer into a separate file.

src/heap/heap.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/heap/heap.h"
 
 #include "src/accessors.h"
 #include "src/api.h"
 #include "src/base/bits.h"
 #include "src/base/once.h"
@@ skipping 2834 matching lines @@
     allocation_sites_scratchpad()->set(allocation_sites_scratchpad_length_,
                                        site, SKIP_WRITE_BARRIER);
     Object** slot = allocation_sites_scratchpad()->RawFieldOfElementAt(
         allocation_sites_scratchpad_length_);
 
     if (mode == RECORD_SCRATCHPAD_SLOT) {
       // We need to allow slots buffer overflow here since the evacuation
       // candidates are not part of the global list of old space pages and
       // releasing an evacuation candidate due to a slots buffer overflow
       // results in lost pages.
-      mark_compact_collector()->RecordSlot(allocation_sites_scratchpad(), slot,
-                                           *slot, SlotsBuffer::IGNORE_OVERFLOW);
+      mark_compact_collector()->ForceRecordSlot(allocation_sites_scratchpad(),
+                                                slot, *slot);
     }
     allocation_sites_scratchpad_length_++;
   }
 }
 
 
 
 Map* Heap::MapForFixedTypedArray(ExternalArrayType array_type) {
   return Map::cast(roots_[RootIndexForFixedTypedArray(array_type)]);
 }
@@ skipping 3238 matching lines @@
 }
 
 
 // static
 int Heap::GetStaticVisitorIdForMap(Map* map) {
   return StaticVisitorBase::GetVisitorId(map);
 }
 
 }  // namespace internal
 }  // namespace v8