RFR: 8349145: Make Class.getProtectionDomain() non-native

[Chen Liang]

On Fri, 31 Jan 2025 16:39:35 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

> This change removes the native call and injected field for ProtectionDomain in the java.lang.Class instance, and moves the field to be declared in Java.
> Tested with tier1-4.

Marked as reviewed by liach (Reviewer).

src/java.base/share/classes/java/lang/System.java line 2150:

> 2148:             }
> 2149: 
> 2150:             public ProtectionDomain protectionDomain(Class<?> c) {

This accessor has become pointless since the functinoal removal of SM, but it would be out of scope for this PR.

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PR Review: https://git.openjdk.org/jdk/pull/23396#pullrequestreview-2587285757
PR Review Comment: https://git.openjdk.org/jdk/pull/23396#discussion_r1937604899