Fix CTS build

Revert "Merge "resolve merge conflicts of 930a3b5 to kitkat-cts-dev" into kitkat-cts-dev"

This reverts commit c88194007596171b68624e08c055f796ed750b05, reversing
changes made to 65fbe1fcd153c5647f8d1e1a7443b3f04b7b25fd.
diff --git a/tests/tests/net/src/android/net/cts/TrafficStatsTest.java b/tests/tests/net/src/android/net/cts/TrafficStatsTest.java
index 74cd771..5b93bee 100755
--- a/tests/tests/net/src/android/net/cts/TrafficStatsTest.java
+++ b/tests/tests/net/src/android/net/cts/TrafficStatsTest.java
@@ -34,6 +34,7 @@
 
 public class TrafficStatsTest extends AndroidTestCase {
     private static final String LOG_TAG = "TrafficStatsTest";
+
     public void testValidMobileStats() {
         // We can't assume a mobile network is even present in this test, so
         // we simply assert that a valid value is returned.
@@ -217,17 +218,6 @@
             assertTrue("too many non-localhost packets on the sam UID", deltaTxOtherPackets + deltaTxOtherPackets < 20);
         }
 
-        // Some other tests don't cleanup connections correctly.
-        // They have the same UID, so we discount their lingering traffic
-        // which happens only on non-localhost, such as TCP FIN retranmission packets
-        long deltaTxOtherPackets = (totalTxPacketsAfter - totalTxPacketsBefore) - uidTxDeltaPackets;
-        long deltaRxOtherPackets = (totalRxPacketsAfter - totalRxPacketsBefore) - uidRxDeltaPackets;
-        if (deltaTxOtherPackets > 0 || deltaRxOtherPackets > 0) {
-            Log.i(LOG_TAG, "lingering traffic data: " + deltaTxOtherPackets + "/" + deltaRxOtherPackets);
-            // Make sure that not too many non-localhost packets are accounted for
-            assertTrue("too many non-localhost packets on the sam UID", deltaTxOtherPackets + deltaTxOtherPackets < 20);
-        }
-
         assertTrue("uidtxp: " + uidTxPacketsBefore + " -> " + uidTxPacketsAfter + " delta=" + uidTxDeltaPackets +
             " Wanted: " + uidTxDeltaPackets + ">=" + packetCount + "+" + minExpectedExtraPackets + " && " +
             uidTxDeltaPackets + "<=" + packetCount + "+" + packetCount + "+" + maxExpectedExtraPackets + "+" + deltaTxOtherPackets,