RFR: 8269636: Change outputStream's print_raw() and print_raw_cr() second parameter to size_t type

[Ioi Lam]

On Fri, 16 Jul 2021 16:25:46 GMT, Calvin Cheung <ccheung at openjdk.org> wrote:

> Please review this small cleanup so that the callers of outputStream's `print_raw()` don't need to typecast the second arg to int.
> 
> Testing:
> - [x] Tiers1,2

LGTM

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Marked as reviewed by iklam (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/4814