RFR: Backport of JDK-8209686: cleanup arguments to PhaseIdealLoop() constructor

[Aleksey Shipilev]

On 2/6/20 11:47 AM, Roman Kennke wrote:
> The original patch applies cleanly on jdk11u-dev, except for some very
> minor changes that I needed to make in loopnode.hpp because surrounding
> comments/code did not match.

The changes are not in the code, though, right? I cannot spot any. I presume you just needed to
reapply some hunks by hand?

> Bug:
> https://bugs.openjdk.java.net/browse/JDK-8209686
> Webrev:
> http://cr.openjdk.java.net/~rkennke/JDK-8209686-jdk11u/webrev.00/
> Testing: tier1, tier2

The backport looks good.

-- 
Thanks,
-Aleksey