RFR: 8349860: Make Class.isArray(), Class.isInterface() and Class.isPrimitive() non-native [v5]

[Coleen Phillimore]

On Fri, 21 Feb 2025 21:08:33 GMT, Dean Long <dlong at openjdk.org> wrote:

>> Indeed, even though this checks for the specific bit so widening has no effect, it is better to be cautious here.
>
>> I don't use the field directly because the field is a short and getModifiers makes it into Modifier.
> 
> But getModifiers() returns `int`, not `Modifier` (which is all static).

I mis-remembered why I called getModifiers(), maybe because all the other calls to getModifiers() in Class.java which used be needed, but I did want to call Modifier.isInterface().  If using the 'modifiers' field directly is better, I'll change it to that.

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PR Review Comment: https://git.openjdk.org/jdk/pull/23572#discussion_r1966527692