src/windows/classes/sun/awt/windows/WToolkit.java

*** 274,284 ****
          //set system property if not yet assigned
          System.setProperty("sun.awt.enableExtraMouseButtons", ""+areExtraMouseButtonsEnabled);
          setExtraMouseButtonsEnabledNative(areExtraMouseButtonsEnabled);
      }
  
!     private final void registerShutdownHook() {
          AccessController.doPrivileged((PrivilegedAction<Void>) () -> {
              Thread shutdown = new Thread(ThreadGroupUtils.getRootThreadGroup(), this::shutdown);
              shutdown.setContextClassLoader(null);
              Runtime.getRuntime().addShutdownHook(shutdown);
              return null;
--- 274,284 ----
          //set system property if not yet assigned
          System.setProperty("sun.awt.enableExtraMouseButtons", ""+areExtraMouseButtonsEnabled);
          setExtraMouseButtonsEnabledNative(areExtraMouseButtonsEnabled);
      }
  
!     private void registerShutdownHook() {
          AccessController.doPrivileged((PrivilegedAction<Void>) () -> {
              Thread shutdown = new Thread(ThreadGroupUtils.getRootThreadGroup(), this::shutdown);
              shutdown.setContextClassLoader(null);
              Runtime.getRuntime().addShutdownHook(shutdown);
              return null;
*** 744,758 ****
      }
  
      @Override
      protected native void loadSystemColors(int[] systemColors);
  
!     public static final Object targetToPeer(Object target) {
          return SunToolkit.targetToPeer(target);
      }
  
!     public static final void targetDisposedPeer(Object target, Object peer) {
          SunToolkit.targetDisposedPeer(target, peer);
      }
  
      /**
       * Returns a new input method adapter descriptor for native input methods.
--- 744,758 ----
      }
  
      @Override
      protected native void loadSystemColors(int[] systemColors);
  
!     public static Object targetToPeer(Object target) {
          return SunToolkit.targetToPeer(target);
      }
  
!     public static void targetDisposedPeer(Object target, Object peer) {
          SunToolkit.targetDisposedPeer(target, peer);
      }
  
      /**
       * Returns a new input method adapter descriptor for native input methods.