--- old/src/java.desktop/windows/native/libawt/windows/awt_Win32GraphicsDevice.cpp	2016-05-17 21:27:29.142896300 +0300
+++ new/src/java.desktop/windows/native/libawt/windows/awt_Win32GraphicsDevice.cpp	2016-05-17 21:27:28.981887100 +0300
@@ -929,6 +929,9 @@
     // Only want to call this once per session
     make_uns_ordered_dither_array(img_oda_alpha, 256);
 
+    // workaround JDK-6477756, ignore return value to keep dll in memory
+    JDK_LoadSystemLibrary("opengl32.dll");
+
     CATCH_BAD_ALLOC;
 }