RFR 8241934: Simplify parse_stream() and remove has_class_mirror_holder_cld()

[Lois Foltan]

+1.  Looks good Harold.
Lois

On 5/1/2020 8:21 AM, coleen.phillimore at oracle.com wrote:
> This looks good to me!
> Coleen
>
> On 4/30/20 4:17 PM, Harold Seigel wrote:
>> Hi,
>>
>> Please review this change to simplify creation of class loader datas 
>> for unsafe anonymous classes and for hidden classes that are not 
>> strong.  This change was originally proposed by coleenp.
>>
>> Open Webrev: 
>> http://cr.openjdk.java.net/~hseigel/bug_8241934/webrev/index.html
>>
>> JBS Bug: https://bugs.openjdk.java.net/browse/JDK-8241934
>>
>> The fix was regression tested by running Mach5 tiers 1 and 2 tests 
>> and builds on Linux-x64, Solaris, Windows, and Mac OS X, by running 
>> Mach5 tiers 3-5 tests on Linux-x64, and running tiers 6 and 7 tests 
>> (in progress) on Windows.
>>
>> Thanks, Harold
>>
>