remove top-level const's from declarations (issue 6501096)

[benko . pal]

Reviewers: ,

Message:
following up
http://codereview.appspot.com/6477062/#msg5

Description:
remove top-level const's from declarations

Please review this at http://codereview.appspot.com/6501096/

Affected files:
  M flower/include/file-name.hh
  M lily/include/constrained-breaking.hh
  M lily/include/skyline.hh


Index: flower/include/file-name.hh
diff --git a/flower/include/file-name.hh b/flower/include/file-name.hh
index  
3e9c6d5294082689709f2d4dbca6675e02b514c0..b30dd9cd5b6d8f89ccb1e586a5ca3f3a8e595d1c  
100644
--- a/flower/include/file-name.hh
+++ b/flower/include/file-name.hh
@@ -23,7 +23,7 @@
 #include "std-vector.hh"
 #include "std-string.hh"

-std::string dir_name (std::string const file_name);
+std::string dir_name (std::string file_name);
 std::string get_working_directory ();

 class File_name
Index: lily/include/constrained-breaking.hh
diff --git a/lily/include/constrained-breaking.hh  
b/lily/include/constrained-breaking.hh
index  
731e20c1e3dca00feab28d8e4ce9ed3af1ffc0fe..cb4c4f70be28a7ac56e72e8e98291b6bf7d62b14  
100644
--- a/lily/include/constrained-breaking.hh
+++ b/lily/include/constrained-breaking.hh
@@ -203,6 +203,6 @@ private:
   Real combine_demerits (Real force, Real prev_force);

   bool calc_subproblem (vsize start, vsize systems, vsize max_break_index);
-  void fill_line_details (Line_details *const, vsize, vsize);
+  void fill_line_details (Line_details *, vsize, vsize);
 };
 #endif /* CONSTRAINED_BREAKING_HH */
Index: lily/include/skyline.hh
diff --git a/lily/include/skyline.hh b/lily/include/skyline.hh
index  
e6cd030627dd746dfcdfee8739590441d768bca9..0cb9fdcc81f5f23474f28c0ac2fbd16b713180aa  
100644
--- a/lily/include/skyline.hh
+++ b/lily/include/skyline.hh
@@ -56,7 +56,7 @@ private:
   Direction sky_;

   void internal_merge_skyline (list<Building> *, list<Building> *,
-                               list<Building> *const result) const;
+                               list<Building> *result) const;
   list<Building> internal_build_skyline (list<Building> *) const;
   Real internal_distance (Skyline const &, Real horizon_padding, Real  
*touch_point) const;
   Real internal_distance (Skyline const &, Real *touch_point) const;