If there are no bjet chains, only initialise the FS tracking monitoring instance

The HI menu has no bujet chains, so if we find no Bjet chains from the normal selection, we should not schedule any bjet chains, only the FS tracking analyses

Trigger/TrigMonitoring/TrigInDetMonitoring/python/TIDAMonitoring.py

@@ -343,8 +343,9 @@ def TIDAbjet( flags, key, toolkey, tools, monlevel, mcTruth ) :
 
         if len(chains)==0 : 
                 chains = getchains( flags, 
-                            [ "HLT_j(?!0).*:key=HLT_IDTrack_Bjet_FTF",
-                              "HLT_j(?!0).*:key=HLT_IDTrack_Bjet_IDTrig", 
+                            [ 
+#                             "HLT_j(?!0).*:key=HLT_IDTrack_Bjet_FTF",
+#                             "HLT_j(?!0).*:key=HLT_IDTrack_Bjet_IDTrig", 
                               "HLT_j(?!0).*:key=HLT_IDTrack_FS_FTF:roi=HLT_FSRoI:vtx=HLT_IDVertex_FS",
                             ], None )