[SDFAB-502] Improve P4RuntimeMeterProgrammable reconciliation

This is achieved by implementing device specific methods to verify if
ONOS store meters and values read from the devices are similar

Change-Id: I95b6a2c728536f08b47ce9d0d30d1b8888a353d7
diff --git a/drivers/barefoot/src/main/resources/barefoot-drivers.xml b/drivers/barefoot/src/main/resources/barefoot-drivers.xml
index 89260f5..3b85dbe 100644
--- a/drivers/barefoot/src/main/resources/barefoot-drivers.xml
+++ b/drivers/barefoot/src/main/resources/barefoot-drivers.xml
@@ -27,6 +27,8 @@
             hwVersion="Tofino" swVersion="Stratum" extends="stratum">
         <behaviour api="org.onosproject.net.behaviour.PiPipelineProgrammable"
                    impl="org.onosproject.drivers.barefoot.TofinoPipelineProgrammable"/>
+        <behaviour api="org.onosproject.net.meter.MeterProgrammable"
+                   impl="org.onosproject.drivers.barefoot.TofinoMeterProgrammable"/>
         <property name="tableReadCountersWithTableEntries">true</property>
     </driver>