RFR(XS): 8075071: [TEST_BUG] TimSortStackSize2.java: OOME: Java heap space: MaxHeap shrinked by MaxRAMFraction

[Lev Priima]

Please reviewand push:

Issue:https://bugs.openjdk.java.net/browse/JDK-8075071
Patch: http://cr.openjdk.java.net/~lpriima/8075071/0/webrev/

Tested locally:
jtreg -vmoptions:"-XX:MaxRAMFraction=9223372036854775807 
-XX:-UseCompressedOops" test/java/util/Arrays/TimSortStackSize2.java
Test results: passed: 1

Lev