RFR: 8293478: [java.desktop/macOS] Condense SDRenderType usages in QuartzRenderer.m

[SWinxy]

On Mon, 5 Sep 2022 23:41:40 GMT, SWinxy <duke at openjdk.org> wrote:

> The `SDRenderType` enum is often returned using a variable declared at the start of functions. These can be inlined in the `return` itself. Using a ternary operator condenses what may be 12 lines into one, in the most extreme cases. `doRectUsingCG` and `doPolyUsingCG` were both modified more than the rest, but still are equivalent.
> 
> Example change:
> 
> SDRenderType renderType = SD_Nothing;
> 
> if (fill == YES)
> {
>     renderType = SD_Fill;
> }
> else
> {
>     renderType = SD_Stroke;
> }
> 
> // ...
> 
> return renderType;
> 
> 
> 
> // ...
> 
> return fill ? SD_Fill : SD_Stroke;

Much thanks. I forgot that the bot just *immediately* requests a review when there's a bug in the title.

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PR: https://git.openjdk.org/jdk/pull/10174