72211d6e55ffad9e5f12048276243e79f33b71b1
braney
  Thu May 12 10:30:07 2016 -0700
remove "canDoCoverage" hg.conf variable.  Density graph is now always
offered.

diff --git src/hg/inc/hui.h src/hg/inc/hui.h
index 0ffb726..cd7f8aa 100644
--- src/hg/inc/hui.h
+++ src/hg/inc/hui.h
@@ -1015,32 +1015,30 @@
 enum trackVisibility tdbVisLimitedByAncestors(struct cart *cart, struct trackDb *tdb,
                                               boolean checkBoxToo, boolean foldersToo);
 // returns visibility limited by ancestry.
 // This includes subtrack vis override and parents limit maximum.
 // cart may be null, in which case, only trackDb settings (default state) are examined
 // checkBoxToo means ensure subtrack checkbox state is visible
 // foldersToo means limit by folders (aka superTracks) as well.
 #define tdbVisLimitedByAncestry(cart,tdb,noFolders) \
         tdbVisLimitedByAncestors(cart, tdb, TRUE, !(noFolders))
 
 char *compositeViewControlNameFromTdb(struct trackDb *tdb);
 /* Returns a string with the composite view control name if one exists */
 void compositeViewControlNameFree(char **name);
 /* frees a string allocated by compositeViewControlNameFromTdb */
 
-#define CanDoCoverageConfVariable "canDoCoverage"
-
 void wigOption(struct cart *cart, char *name, char *title, struct trackDb *tdb);
 /* let the user choose to see the track in wiggle mode */
 
 void wigCfgUi(struct cart *cart, struct trackDb *tdb,char *name,char *title,boolean boxed);
 /* UI for the wiggle track */
 
 #define NO_SCORE_FILTER  "noScoreFilter"
 #define  SCORE_FILTER      "scoreFilter"
 #define SIGNAL_FILTER      "signalFilter"
 #define PVALUE_FILTER      "pValueFilter"
 #define QVALUE_FILTER      "qValueFilter"
 #define _NO                "No"
 #define _LIMITS            "Limits"
 #define _MIN               "Min"
 #define _MAX               "Max"