--- old/src/java.desktop/windows/native/libawt/java2d/opengl/WGLGraphicsConfig.c	2015-06-14 21:44:17.000000000 +0300
+++ new/src/java.desktop/windows/native/libawt/java2d/opengl/WGLGraphicsConfig.c	2015-06-14 21:44:17.000000000 +0300
@@ -502,8 +502,8 @@
     const unsigned char *versionstr;
     const char *extstr;
     jint caps = CAPS_EMPTY;
-    int attrKeys[] = { WGL_DOUBLE_BUFFER_ARB, WGL_ALPHA_BITS_ARB };
-    int attrVals[2];
+    int attrKeys[] = { WGL_DOUBLE_BUFFER_ARB};
+    int attrVals[1];
 
     J2dRlsTraceLn(J2D_TRACE_INFO, "WGLGraphicsConfig_getWGLConfigInfo");
 
@@ -624,13 +624,10 @@
     }
 
     // get config-specific capabilities
-    j2d_wglGetPixelFormatAttribivARB(hdc, pixfmt, 0, 2, attrKeys, attrVals);
+    j2d_wglGetPixelFormatAttribivARB(hdc, pixfmt, 0, 1, attrKeys, attrVals);
     if (attrVals[0]) {
         caps |= CAPS_DOUBLEBUFFERED;
     }
-    if (attrVals[1] > 0) {
-        caps |= CAPS_STORED_ALPHA;
-    }
 
     // create the scratch pbuffer
     scratch = j2d_wglCreatePbufferARB(hdc, pixfmt, 1, 1, NULL);