RFR 8209087: Clean up runtime code that compares 'this' to NULL

[Lois Foltan]

Looks good.
Lois

On 10/17/2018 9:05 AM, Harold David Seigel wrote:
> Hi,
>
> Please review this JDK-12 fix for JDK-8209087.  This fix removes 
> comparisons of 'this' to 'NULL' from the three remaining methods 
> containing this code.  Callers of these methods were looked at to see 
> if their calling object might be NULL.  If so, then checks for NULL 
> were added to these callers.
>
> Open Webrev: 
> http://cr.openjdk.java.net/~hseigel/bug_8209087/webrev/index.html
>
> JBS Bug:  https://bugs.openjdk.java.net/browse/JDK-8209087
>
> The fix was tested by running Mach5 tiers 1 and 2 tests and builds on 
> Linux-x64, Windows, and Mac OS X, running tiers 3-5 tests on 
> Linux-x64, and by running JCK-12 Lang and VM tests on Linux-x64.
>
> Thanks, Harold
>