File bsc_1255446.patch of Package java-11-openjdk

diff --git a/src/java.desktop/unix/classes/sun/awt/X11/XWindow.java b/src/java.desktop/unix/classes/sun/awt/X11/XWindow.java
index 6ad777e8ca..d7be507bda 100644
--- a/src/java.desktop/unix/classes/sun/awt/X11/XWindow.java
+++ b/src/java.desktop/unix/classes/sun/awt/X11/XWindow.java
@@ -449,7 +449,20 @@ class XWindow extends XBaseWindow implements X11ComponentPeer {
             if (!doEraseBackground()) {
                 return;
             }
-            int pixel = surfaceData.pixelFor(c.getRGB());
+            int pixel = 0;
+            boolean isOglEnabled = Boolean.getBoolean("sun.java2d.opengl");
+            if (isOglEnabled) {
+                // 6304250: XAWT: Items in choice show a blue border on OpenGL + Solaris10 when background color is set
+                // Note: When OGL is enabled, surfaceData.pixelFor() will not
+                // return a pixel value appropriate for passing to
+                // XSetWindowBackground().  Therefore, we will use the ColorModel
+                // for this component in order to calculate a pixel value from
+                // the given RGB value.
+                ColorModel cm = getColorModel();
+                pixel = PixelConverter.instance.rgbToPixel(c.getRGB(), cm);
+            } else {
+                pixel = surfaceData.pixelFor(c.getRGB());
+            }
             XlibWrapper.XSetWindowBackground(XToolkit.getDisplay(), getContentWindow(), pixel);
             XlibWrapper.XClearWindow(XToolkit.getDisplay(), getContentWindow());
         }