--- a/src/hotspot/share/gc/shared/threadLocalAllocBuffer.hpp	Mon Oct 15 09:35:05 2018 -0700
+++ b/src/hotspot/share/gc/shared/threadLocalAllocBuffer.hpp	Wed Oct 10 23:05:15 2018 +0200
@@ -26,7 +26,6 @@
 #define SHARE_VM_GC_SHARED_THREADLOCALALLOCBUFFER_HPP
 
 #include "gc/shared/gcUtil.hpp"
-#include "oops/typeArrayOop.hpp"
 #include "runtime/perfData.hpp"
 #include "runtime/vm_version.hpp"
 
@@ -138,10 +137,7 @@
   inline HeapWord* allocate(size_t size);
 
   // Reserve space at the end of TLAB
-  static size_t end_reserve() {
-    int reserve_size = typeArrayOopDesc::header_size(T_INT);
-    return MAX2(reserve_size, _reserve_for_allocation_prefetch);
-  }
+  static size_t end_reserve();
   static size_t alignment_reserve()              { return align_object_size(end_reserve()); }
   static size_t alignment_reserve_in_bytes()     { return alignment_reserve() * HeapWordSize; }