[8u60] Backport for 8058354: SPECjvm2008-Derby -2.7% performance regression on Solaris-X64 starting with 9-b2

[Thomas Schatzl]

Hi Jon,

On Mon, 2015-04-13 at 10:39 -0700, Jon Masamitsu wrote:
> Thomas,
> 
> I didn't find a definition of G1PageBasedVirtualSpace::is_area_committed()
> in the new version of the code?   Did I miss it.
> 
> Otherwise, looks good.

 no, for some reason the webrev does not contain them, here are fixed
webrevs:

Full:
http://cr.openjdk.java.net/~brutisso/thomas/webrev.8u60.1/
Fixes:
http://cr.openjdk.java.net/~brutisso/thomas/webrev.8u60-fix.1/

Thanks,
  Thomas