Move kMaxRegularHeapObjectSize into globals

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index 0af1324e1b17bfc8d23405ee8c767592979492c1..53471b47aaacf7de43e759fd3b7df1e2e06ddc3c 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -10586,12 +10586,8 @@ class JSArray: public JSObject {
   static const int kLengthOffset = JSObject::kHeaderSize;
   static const int kSize = kLengthOffset + kPointerSize;
 
-  // (512 * KB - 384) is the Page::kMaxRegularHeapObjectSize defined in spaces.h
-  // which we do not want to include in objects.h
-  // Note that Page::kMaxRegularHeapObjectSize has to be in sync with
-  // kInitialMaxFastElementArray which is checked in a DCHECK in heap.cc.
   static const int kInitialMaxFastElementArray =
-      (512 * KB - 384 - FixedArray::kHeaderSize - kSize -
+      (kMaxRegularHeapObjectSize - FixedArray::kHeaderSize - kSize -
        AllocationMemento::kSize) /
       kPointerSize;