[M3commit] CVS Update: cm3

[Antony Hosking]

CVSROOT:	/usr/cvs
Changes by:	hosking at birch.	09/12/15 20:52:09

Modified files:
	cm3/m3-libs/m3core/src/thread/PTHREAD/: ThreadPThread.m3 
	cm3/m3-libs/m3core/src/runtime/common/: RTCollector.m3 
	                                        RTHeapRep.i3 

Log message:
	Revert previous gratuitous change.  There is no deadlock issue here
	with RTHeapLock.  Let's be really clear when we can fail due to a thrown exception.