Summary: Count enable_icms() and disable_icms() events so as to prevent inteference between concurrent calls, which can cause the iCMS thread to be left stranded in icms_wait() with an unserviced request and no young allocations to unwedge it.
Reviewed-by: jcoomes, poonam

7023747: G1: too strict assert in RefineRecordRefsIntoCSCardTableEntryClosure::do_card_ptr in g1RemSet.cpp
Summary: Made sure that the assert looks at ParallelGCThreads.
Reviewed-by: stefank, tonyp, jwilhelm, johnc

Summary: Introduced buffered loggging to make sure that log lines are logged one line at a time
Reviewed-by: stefank, johnc, dsamersoff

Reviewed-by: phh, kvn

Summary: Some G1 code cleanup.
Reviewed-by: johnc, jcoomes, jwilhelm

Summary: Ensure safe exception handler table is generated on Win32 binaries when compile with VS2010
Reviewed-by: acorn, coleenp, dcubed, sla, ohair

Summary: Added overflow detection in arena Amalloc methods
Reviewed-by: coleenp, phh

Summary: #define _WIN32_WINNT 0x500
Reviewed-by: ohrstrom, hosterda, coleenp

Summary: Add special rule to allow assignment of frames with uninit flags set.
Reviewed-by: never, coleenp

Summary: Make the G1 specific version of is_in_closed_subset() available in all builds.
Reviewed-by: tonyp, jcoomes

Reviewed-by: dsamersoff, kamg, hosterda

Summary: Dynamic-code generated events should be deferred and processed by service thread
Reviewed-by: dsamersoff, dcubed

Summary: Update the HS21 build number to 03
Reviewed-by: jcoomes

Summary: removed erroneous flags
Reviewed-by: kvn, dcubed

Reviewed-by: kvn, jrose

Summary: Allocate ordinary object arrays
Reviewed-by: ysr, never, mchung

Summary: Increase default SharedMiscDataSize
Reviewed-by: dcubed, kamg

Summary: see synopsis
Reviewed-by: acorn, coleenp

Summary: fix hashtable.hpp to qualify non-dependant name with "this"
Reviewed-by: phh, never, poonam
Contributed-by: volker.simonis@gmail.com

Reviewed-by: darcy, katleman, jjg

Summary: Turn off biased locking if !UseFastLocking or UseHeavyMonitors options are requested.
Reviewed-by: phh, never, dcubed, dholmes