30531995ae6effbd9dcccab4729badd577ed7501
hiram
  Wed Nov 25 10:25:35 2015 -0800
curMap is actually unused and unnecessary fixup gcc warnings for -Wunused-but-set-variable refs #16121

diff --git src/hg/hgTracks/imageV2.c src/hg/hgTracks/imageV2.c
index 223022b..4dfb61f 100644
--- src/hg/hgTracks/imageV2.c
+++ src/hg/hgTracks/imageV2.c
@@ -5,35 +5,31 @@
 #include "common.h"
 #include "hPrint.h"
 #include "chromInfo.h"
 #include "hdb.h"
 #include "hui.h"
 #include "jsHelper.h"
 #include "cheapcgi.h"
 #include "htmshell.h"
 #include "imageV2.h"
 #include "hgTracks.h"
 #include "hgConfig.h"
 #include "regexHelper.h"
 
 
 struct imgBox   *theImgBox   = NULL; // Make this global for now to avoid huge rewrite
-//struct image    *theOneImg   = NULL; // Make this global for now to avoid huge rewrite
 struct imgTrack *curImgTrack = NULL; // Make this global for now to avoid huge rewrite
-//struct imgSlice *curSlice    = NULL; // Make this global for now to avoid huge rewrite
-//struct mapSet   *curMap      = NULL; // Make this global for now to avoid huge rewrite
-//struct mapItem  *curMapItem  = NULL; // Make this global for now to avoid huge rewrite
 
 /////////////////////////
 // FLAT TRACKS
 // A simplistic way of flattening the track list before building the image
 // NOTE: Strategy is NOT to use imgBox->imgTracks, since this should be independednt of imageV2
 /////////////////////////
 void flatTracksAdd(struct flatTracks **flatTracks,struct track *track,struct cart *cart)
 // Adds one track into the flatTracks list
 {
 struct flatTracks *flatTrack;
 AllocVar(flatTrack);
 flatTrack->track = track;
 char var[256];  // The whole reason to do this is to reorder tracks/subtracks in the image!
 safef(var,sizeof(var),"%s_%s",track->tdb->track,IMG_ORDER_VAR);
 flatTrack->order = cartUsualInt(cart, var,IMG_ANYORDER);