Remove explicit CompressedOps as they are on by default in JDK7.

from java7 docs "In Java SE 7, use of compressed oops is the default for 64-bit JVM processes when -Xmx isn't specified and for values of -Xmx less than 32 gigabytes."
Merge pull request #6074 from ctomc/scripts

Remove explicit CompressedOps as they are on by default in JDK7.