[pshinter] Additional clean-ups.

* src/pshinter/pshalgo.h (psh_hint_table_find_strong_points): Streamline code.
* src/pshinter/pshalgo.h (PSH_Glyph): Remove unused fields.

src/pshinter/pshalgo.c

@@ -1418,18 +1418,14 @@
 
     for ( ; count > 0; count--, point++ )
     {
-      PSH_Dir  point_dir = PSH_DIR_NONE;
-      FT_Pos   org_u     = point->org_u;
+      PSH_Dir  point_dir;
+      FT_Pos   org_u = point->org_u;
 
 
       if ( psh_point_is_strong( point ) )
         continue;
 
-      if ( point->dir_in & major_dir )
-        point_dir = point->dir_in;
-
-      else if ( point->dir_out & major_dir )
-        point_dir = point->dir_out;
+      point_dir = ( point->dir_in | point->dir_out ) & major_dir;
 
       if ( point_dir & ( PSH_DIR_DOWN | PSH_DIR_RIGHT ) )
       {

src/pshinter/pshalgo.h

@@ -195,10 +195,6 @@ FT_BEGIN_HEADER
     PSH_Globals        globals;
     PSH_Hint_TableRec  hint_tables[2];
 
-    FT_Bool            vertical;
-    FT_Int             major_dir;
-    FT_Int             minor_dir;
-
     FT_Bool            do_horz_hints;
     FT_Bool            do_vert_hints;
     FT_Bool            do_horz_snapping;