Make the scan test log consistent.

Change-Id: I44fd790c21fed6bb2b615a047b762b5ac7c451bb
diff --git a/core/tests/ConnectivityManagerTest/src/com/android/connectivitymanagertest/stress/WifiStressTest.java b/core/tests/ConnectivityManagerTest/src/com/android/connectivitymanagertest/stress/WifiStressTest.java
index 5c2744b..0756a72 100644
--- a/core/tests/ConnectivityManagerTest/src/com/android/connectivitymanagertest/stress/WifiStressTest.java
+++ b/core/tests/ConnectivityManagerTest/src/com/android/connectivitymanagertest/stress/WifiStressTest.java
@@ -176,7 +176,7 @@
             writeOutput(String.format("scan iteration %d out of %d",
                     i, mScanIterations));
             writeOutput(String.format("average scanning time is %d", averageScanTime));
-            writeOutput(String.format("scanning quality is %d out of %d",
+            writeOutput(String.format("ssid appear %d out of %d scan iterations",
                     ssidAppearInScanResultsCount, mScanIterations));
             long startTime = System.currentTimeMillis();
             mAct.scanResultAvailable = false;