JDK 9 RFR of JDK-8141454: Move java/lang/ProcessHandle/TreeTest.java until stability improves

[joe darcy]

Hello,

Please review the simple patch below which addresses

     JDK-8141454: Move java/lang/ProcessHandle/TreeTest.java until 
stability improves

In summary, the patch moves the test 
java/lang/ProcessHandle/TreeTest.java from tier 1 to tier 2; the test 
can be moved back to tier 1 once better stability is demonstrated (c.f. 
JDK-8139345).

Thanks,

-Joe

--- a/test/TEST.groups    Wed Nov 04 09:01:15 2015 -0800
+++ b/test/TEST.groups    Wed Nov 04 09:19:47 2015 -0800
@@ -27,6 +27,7 @@

  tier1 = \
      :jdk_lang \
+    -java/lang/ProcessHandle/TreeTest.java \
      :jdk_util \
      sun/nio/cs/ISO8859x.java \
      java/nio/Buffer \
@@ -34,6 +35,7 @@
      :jdk_math

  tier2 = \
+    java/lang/ProcessHandle/TreeTest.java \
      :jdk_io \
      :jdk_nio \
      -sun/nio/cs/ISO8859x.java \