RFR: 8267350: Archived old interface extends interface with default method causes crash

[Ioi Lam]

On Thu, 20 May 2021 17:02:11 GMT, Calvin Cheung <ccheung at openjdk.org> wrote:

> During CDS dumping, an old class/interface won't be linked/rewritten. If an old interface extends an interface which contains a default method, the `_default_vtable_indices` will be updated during runtime. This small path is to make the `_default_vtable_indices` r/w during dump time for a class which hasn't been rewritten during dump time.
> 
> Testing:
> 
> - [x] mach5 tiers 1 - 4 (including the new test)

LGTM

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Marked as reviewed by iklam (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/4132