scripted-diff: use self.sync_* methods

-BEGIN VERIFY SCRIPT-
sed -i -e 's/sync_blocks(self.nodes)/self.sync_blocks()/g'     $(git grep -l 'sync_blocks(self.nodes)'   ./test/functional/*.py)
sed -i -e 's/sync_mempools(self.nodes)/self.sync_mempools()/g' $(git grep -l 'sync_mempools(self.nodes)' ./test/functional/*.py)

sed -i -e 's/  sync_blocks(/  self.sync_blocks(/g'     $(git grep -l sync_blocks   ./test/functional/*.py)
sed -i -e 's/  sync_mempools(/  self.sync_mempools(/g' $(git grep -l sync_mempools ./test/functional/*.py)
-END VERIFY SCRIPT-

1 files changed, 2 insertions, 2 deletions

diff --git a/test/functional/p2p_feefilter.py b/test/functional/p2p_feefilter.py
index b9863cf215..46f2c0dd81 100755
--- a/test/functional/p2p_feefilter.py
+++ b/test/functional/p2p_feefilter.py
@@ -50,7 +50,7 @@ class FeeFilterTest(BitcoinTestFramework):
         node0 = self.nodes[0]
         # Get out of IBD
         node1.generate(1)
-        sync_blocks(self.nodes)
+        self.sync_blocks()
 
         self.nodes[0].add_p2p_connection(TestP2PConn())
 
@@ -71,7 +71,7 @@ class FeeFilterTest(BitcoinTestFramework):
         # Change tx fee rate to 10 sat/byte and test they are no longer received
         node1.settxfee(Decimal("0.00010000"))
         [node1.sendtoaddress(node1.getnewaddress(), 1) for x in range(3)]
-        sync_mempools(self.nodes) # must be sure node 0 has received all txs
+        self.sync_mempools() # must be sure node 0 has received all txs
 
         # Send one transaction from node0 that should be received, so that we
         # we can sync the test on receipt (if node1's txs were relayed, they'd