[heap] Avoid overzealous inclusion of heap internal headers.

src/objects-inl.h

 // 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.
 //
 // Review notes:
 //
 // - The use of macros in these inline functions may seem superfluous
 // but it is absolutely needed to make sure gcc generates optimal
 // code. gcc is not happy when attempting to inline too deep.
 //
 
 #ifndef V8_OBJECTS_INL_H_
 #define V8_OBJECTS_INL_H_
 
 #include "src/base/atomicops.h"
 #include "src/base/bits.h"
 #include "src/contexts.h"
 #include "src/conversions-inl.h"
 #include "src/factory.h"
 #include "src/field-index-inl.h"
 #include "src/heap/heap-inl.h"
 #include "src/heap/heap.h"
-#include "src/heap/incremental-marking.h"
-#include "src/heap/objects-visiting.h"
-#include "src/heap/spaces.h"
-#include "src/heap/store-buffer.h"
 #include "src/isolate.h"
 #include "src/layout-descriptor-inl.h"
 #include "src/lookup.h"
 #include "src/objects.h"
 #include "src/property.h"
 #include "src/prototype.h"
 #include "src/transitions-inl.h"
 #include "src/type-feedback-vector-inl.h"
 #include "src/v8memory.h"
 
@@ skipping 7186 matching lines @@
 #undef READ_INT64_FIELD
 #undef WRITE_INT64_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 #undef NOBARRIER_READ_BYTE_FIELD
 #undef NOBARRIER_WRITE_BYTE_FIELD
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_INL_H_