einfo.ads, einfo.adb (N_Pragma): Chars field removed, use Chars (Pragma_Identifier (..

2008-03-26  Robert Dewar  <dewar@adacore.com>

	* einfo.ads, einfo.adb (N_Pragma): Chars field removed, use Chars
	(Pragma_Identifier (.. instead.
	(OK_To_Reorder_Components): New flag
	(Has_Entries): Code cleanup.
	(Warnings_Off_Used): New flag
	(Warnings_Off_Used_Unmodified): New flag
	(Warnings_Off_Used_Unreferenced): New flag
	(Has_Warnings_Off): New function
	(Has_Unmodified): New function
	(Has_Unreferenced): New function
	(Is_Trivial_Subprogram): New flag
	(Is_Static_Dispatch_Table_Entity): New attribute.
	Change name Access_Subprogram_Type_Kind to Access_Subprogram_Kind
	(more consistent with other similar names)
	(Access_Subprogram_Type): New classification function

From-SVN: r133555