RFR: 8205028: ZGC: Remove incorrect comment in ZHeap::object_iterate()

[Stefan Karlsson]

Looks good.

StefanK

On 2018-06-14 11:50, Per Liden wrote:
> The comment in ZHeap::object_iterate() saying "Should only be called in 
> a safepoint after mark end" is incorrect and should be removed. It's 
> still true that this should only be called in a safepoint (which the 
> assert below checks), but the part about "after mark end" is not true.
> 
> Bug: https://bugs.openjdk.java.net/browse/JDK-8205028
> Webrev: http://cr.openjdk.java.net/~pliden/8205028/webrev.0
> 
> /Per