JDK 8 Review Request for 6854712 (JEP 124), 6637288 and 7126011

[Xuelei Fan]

>> # SunCertPathBuilder.java
>>
>> public CertPathBuilderResult engineBuild(CertPathParameters params)
>> private PKIXCertPathBuilderResult build()
>> -    result = buildCertPath(buildForward, true, adjList);
>> +    result = buildCertPath(true, adjList);
>>
>> This update disables reverse building.  The reverse building can only be
>> set by SunCertPathBuilderParameters. 
> 
> I'm not sure I understand this comment. Reverse building could only be set by
> SunCertPathBuilderParameters before my changes, so I haven't changed anything.
> See lines 140-144 of the previous version of SunCertPathBuilder.
> 
You are right. It's my miss-understand the code.

Xuelei