[OpenJDK 2D-Dev] RFR: 6436374: Graphics.setColor(null) is not documented

[Sergey Bylokhov]

On Wed, 3 Feb 2021 07:39:54 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

>> Marked as reviewed by pbansal (Reviewer).
>
>> 
>> 
>> @mrserb has indicated that a [compatibility and specification](https://wiki.openjdk.java.net/display/csr/Main) (CSR) request is needed for this pull request.
>> @prsadhuk please create a CSR request and add link to it in [JDK-6436374](https://bugs.openjdk.java.net/browse/JDK-6436374). This pull request cannot be integrated until the CSR request is approved.
> 
> Done..JDK-8261018...Please review...

While CSR is under review, maybe we can add a small test?

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PR: https://git.openjdk.java.net/jdk/pull/2371