6302804: Hotspot VM dies ungraceful death when C heap is exhausted in various places. Summary: enhance the error reporting mechanism to help user to fix the problem rather than making it look like a VM error. Reviewed-by: kvn, kamg

Merge

7009849: C1: Incorrect frame size computation Summary: Fix frame size computation Reviewed-by: phh, kvn

6928562: Assert(_no_handle_mark_nesting==0,"allocating handle inside NoHandleMark") Summary: reset NoHandleMark before going into VM. Reviewed-by: iveresov