[heap] Prepare code for smaller large object allocation limit than max allocatable memory.

src/heap/spaces-inl.h

Index: src/heap/spaces-inl.h
diff --git a/src/heap/spaces-inl.h b/src/heap/spaces-inl.h
index cd76fe68ce2d1ec2ca974d754a0ad01ed9a31f9d..4e436a2e0f0a06c58c4128ffaeeb065bfacbaa78 100644
--- a/src/heap/spaces-inl.h
+++ b/src/heap/spaces-inl.h
@@ -188,7 +188,7 @@ Page* Page::Initialize(Heap* heap, MemoryChunk* chunk, Executability executable,
                        PagedSpace* owner) {
   Page* page = reinterpret_cast<Page*>(chunk);
   page->mutex_ = new base::Mutex();
-  DCHECK(page->area_size() <= kMaxRegularHeapObjectSize);
+  DCHECK(page->area_size() <= kAllocatableMemory);
   DCHECK(chunk->owner() == owner);
   owner->IncreaseCapacity(page->area_size());
   owner->Free(page->area_start(), page->area_size());