[m-rev.] diff: remove another unnecessary package dependency

[Julien Fischer]

Estimated hours taken: 0.5
Branches: main

Remove another unnecessary package dependency in the compiler.

compiler/ml_backend.m:
	Don't import the transform_hlds package, it isn't needed.

	Document why the check_hlds package need to be imported.

Julien.

Workspace:/home/swordfish/juliensf/ws70
Index: compiler/ml_backend.m
===================================================================
RCS file: /home/mercury1/repository/mercury/compiler/ml_backend.m,v
retrieving revision 1.8
diff -u -r1.8 ml_backend.m
--- compiler/ml_backend.m	19 Jan 2005 03:10:42 -0000	1.8
+++ compiler/ml_backend.m	21 Mar 2005 05:01:50 -0000
@@ -78,9 +78,9 @@

 :- import_module backend_libs.
 :- import_module libs.
-:- import_module check_hlds.	 % is this needed?
+:- import_module check_hlds.	% needed for type_util, mode_util,
+				% and polymorphism.
 :- import_module mdbcomp.
-:- import_module transform_hlds. % is this needed?
 :- import_module aditi_backend. % need aditi_backend.rl_file

 :- end_module ml_backend.

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