RFR (s) 8057846: ClassVerifier::change_sig_to_verificationType temporary symbol creation code is, hot

[Lois Foltan]

Looks good Coleen.
Lois

On 9/26/2014 2:31 PM, Coleen Phillimore wrote:
> Summary: Only update the refcount without looking it up in the symbol 
> table.
>
> open webrev at http://cr.openjdk.java.net/~coleenp/8057846/
> bug link https://bugs.openjdk.java.net/browse/JDK-8057846
>
> Ran regression tests (testbase, runtime jtreg).  Aleksey verified 
> performance improvement.
>
> Thanks,
> Coleen