RFR: 6521141: DebugGraphics NPE @ setFont();

[Tejesh R]

On Thu, 28 Jul 2022 12:50:43 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

> I guess exposing no-args public constructor was wrong and it should have been protected from beginning. Also, please add a testcase.

Yeah, its been used internally by other constructors after setting the `graphics` instances. Exposing it as public causes user to create it without `graphics` been set. I tried modifying it to protected and ran the test, but some html test fails.

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PR: https://git.openjdk.org/jdk/pull/9673