exp_ch7.adb (Process_Transient_Objects): Reimplement to properly handle restriction No_Exception_Propagation.

2015-10-23  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch7.adb (Process_Transient_Objects): Reimplement to properly
	handle restriction No_Exception_Propagation.
	* exp_ch11.adb (Expand_At_End_Handler): Update the parameter
	profile and all references to Block.
	* exp_ch11.ads (Expand_At_End_Handler): Update the parameter
	profile and comment on usage.
	* exp_intr.adb (Expand_Unc_Deallocation): Reimplement to properly
	handle restriction No_Exception_Propagation.
	* gnat1drv.adb, restrict.adb: Update comment.

From-SVN: r229227