RFR: 8261905: Move implementation of OopStorage num_dead related functions

[Albert Mingkun Yang]

On Wed, 17 Feb 2021 15:18:40 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

> Please review this trivial change which just moves several functions to a
> different location in the same file.  The old location is in the middle of
> some unrelated functionality.
> 
> Testing:
> mach5 tier1

Marked as reviewed by ayang (Author).

-------------

PR: https://git.openjdk.java.net/jdk/pull/2608