RFR: 8275689: [TESTBUG] Use color tolerance only for XRender in BlitRotateClippedArea test

[Sergey Bylokhov]

On Tue, 26 Oct 2021 16:24:35 GMT, Jayathirth D V <jdv at openjdk.org> wrote:

> This is follow up change after : https://bugs.openjdk.java.net/browse/JDK-8255724
> 
> Now color tolerance is only added for Linux(XRender is default pipeline in Linux and Solaris is not supported anymore). So I am using jdk.test.lib.Platform to determine which OS we are running on. CI run on all platforms is green.

test/jdk/java/awt/image/DrawImage/BlitRotateClippedArea.java line 109:

> 107:     private static void validate(BufferedImage gold, BufferedImage img)
> 108:             throws IOException {
> 109:         if (!Platform.isLinux()) {

I think it will pass on Linux even if the X11 or OGL pipeline is used. So probably some check of the graphics config class name(XRGraphicsConfig?) will work?

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PR: https://git.openjdk.java.net/jdk/pull/6119