Revert "Enable host discovery after recovering switch by default in SR tests"

This reverts commit 44e3923cede47d3e2cb0743dd152364ce798eb30.

Change-Id: I64a4155400bca0af7d4b12886c9069b5e52eac19
diff --git a/TestON/drivers/common/cli/emulator/mininetclidriver.py b/TestON/drivers/common/cli/emulator/mininetclidriver.py
index 38706b2..54d9747 100644
--- a/TestON/drivers/common/cli/emulator/mininetclidriver.py
+++ b/TestON/drivers/common/cli/emulator/mininetclidriver.py
@@ -574,7 +574,7 @@
 
             main.cleanAndExit()
 
-    def discoverIpv4Hosts( self, hostList, wait=1, dstIp="6.6.6.6" ):
+    def discoverIpv4Hosts( self, hostList, wait=1 , dstIp="6.6.6.6"):
         '''
         Can only be used if hosts already have ipv4 addresses.
 
diff --git a/TestON/tests/USECASE/SegmentRouting/dependencies/Testcaselib.py b/TestON/tests/USECASE/SegmentRouting/dependencies/Testcaselib.py
index 0fc95ad..44055d3 100644
--- a/TestON/tests/USECASE/SegmentRouting/dependencies/Testcaselib.py
+++ b/TestON/tests/USECASE/SegmentRouting/dependencies/Testcaselib.py
@@ -650,7 +650,7 @@
                                  onfail="Failed to kill switch?" )
 
     @staticmethod
-    def recoverSwitch( main, switch, switches, links, rediscoverHosts=True ):
+    def recoverSwitch( main, switch, switches, links, rediscoverHosts=False ):
         """
         Params: switches, links: number of expected switches and links after SwitchUp, ex.: '4', '6'
         Recover a switch and verify ONOS can see the proper change