JetRec: Fix q220 test.

The PFO tools are now private. That implies that we need to set propery overrides in ctm.modifiersMap before the corresponding call to ctm.buildConstitModifSequence, or we override will not be effective.

Reconstruction/Jet/JetRec/python/JetRecStandardTools.py

-# Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
+# Copyright (C) 2002-2018 CERN for the benefit of the ATLAS collaboration
 
 # JetRecStandardTools.py
 #
@@ -358,18 +358,18 @@ ctm.add( CorrectPFOTool("CorrectPFOTool",
 ctm.add( ChargedHadronSubtractionTool("CHSTool", InputType = xAOD.Type.ParticleFlow),
          alias = 'chsPFO' )
 
-# Run the above tools to modify PFO
-jtm += ctm.buildConstitModifSequence( "JetConstitSeq_PFlowCHS",
-                                      InputContainer = "JetETMiss",
-                                      OutputContainer = "CHS",  #"ParticleFlowObjects" will be appended later
-                                      modList = ['correctPFO', 'chsPFO'] )
-
 # Options to disable dependence on primary vertex container
 # for PFO corrections (e.g. when running cosmics)
 if not jetFlags.useTracks:
   ctm.modifiersMap['correctPFO'].CorrectNeutral=False
   ctm.modifiersMap['chsPFO'].IgnoreVertex=True
 
+# Run the above tools to modify PFO
+jtm += ctm.buildConstitModifSequence( "JetConstitSeq_PFlowCHS",
+                                      InputContainer = "JetETMiss",
+                                      OutputContainer = "CHS",  #"ParticleFlowObjects" will be appended later
+                                      modList = ['correctPFO', 'chsPFO'] )
+
 # EM-scale pflow.
 jtm += PseudoJetGetter(
   "empflowget",