[7u40] Request for phase 2 approval for bulk integration of hs24-b54

[Alejandro E Murillo]

Requesting phase 2 approval to integrate hs24-b54 into jdk7u40-b35.

A webrev is available at:

http://cr.openjdk.java.net/~amurillo/7u40/hs24-b54-jdk7u40-b35.webrev/

Pre-integration testing is in progress; the integration will proceed
only after SQE has analyzed the results and approved.

The fixes in the proposed integration are below.  All have undergone
nightly testing and are already in a jdk8 repository.

7162400: Intermittent java.io.IOException: Bad file number during HotSpotVirtualMachine.executeCommand
8007898: Incorrect optimization of Memory Barriers in Matcher::post_store_load_barrier()
8011569: ARM -- avoid native stack walking
8012241: NMT huge memory footprint, it usually leads to OOME
8015576: CMS: svc agent throws java.lang.RuntimeException: No type named "FreeList" in database
8016131: nsk/sysdict/vm/stress/chain tests crash the VM in 'entry_frame_is_first()'
8020155: PSR:PERF G1 not collecting old regions when humongous allocations interfer
8020215: Different execution plan when using JIT vs interpreter
8020381: new hotspot build - hs24-b54
8020425: Product options incorrectly removed in minor version
8020433: Crash when using -XX:+RestoreMXCSROnJNICalls
8020547: Event based tracing needs a UNICODE string type
8020701: Avoid crashes in WatcherThread

-- 
Alejandro