--- old/src/hotspot/cpu/arm/vm_version_arm.hpp	2018-09-20 10:18:03.209161851 +0300
+++ new/src/hotspot/cpu/arm/vm_version_arm.hpp	2018-09-20 10:18:03.001149636 +0300
@@ -108,8 +108,6 @@
   static bool supports_compare_and_exchange() { return true; }
   static bool supports_kuser_cmpxchg32() { return _kuser_helper_version >= KUSER_VERSION_CMPXCHG32; }
   static bool supports_kuser_cmpxchg64() { return _kuser_helper_version >= KUSER_VERSION_CMPXCHG64; }
-  // Override Abstract_VM_Version implementation
-  static bool use_biased_locking();
   static const char* vm_info_string();
 
   static bool has_vfp()             { return (_features & vfp_m) != 0; }