Merge "Implement delegate for new native method from Bitmap"

    public enum BitmapCreateFlags {

        PREMULTIPLIED, MUTABLE

        NONE, PREMULTIPLIED, MUTABLE

    }

    // ---- delegate manager ----

        // do nothing as Bitmap_Delegate does not have caches

    }

    @LayoutlibDelegate

    /*package*/ static Bitmap nativeCopyPreserveInternalConfig(long nativeBitmap) {

        Bitmap_Delegate srcBmpDelegate = sManager.getDelegate(nativeBitmap);

        if (srcBmpDelegate == null) {

            return null;

        }

        BufferedImage srcImage = srcBmpDelegate.getImage();

        // create the image

        BufferedImage image = new BufferedImage(srcImage.getColorModel(), srcImage.copyData(null),

                srcImage.isAlphaPremultiplied(), null);

        // create a delegate with the content of the stream.

        Bitmap_Delegate delegate = new Bitmap_Delegate(image, srcBmpDelegate.getConfig());

        return createBitmap(delegate, EnumSet.of(BitmapCreateFlags.NONE),

                Bitmap.getDefaultDensity());

    }

    // ---- Private delegate/helper methods ----

    private Bitmap_Delegate(BufferedImage image, Config config) {