Remove sleep from test acitivity to avoid ANR when key event is injected
bug#: 5737922

Change-Id: I7871713c5000d122e63127b30d0151b8f5a29bcf
diff --git a/core/tests/ConnectivityManagerTest/src/com/android/connectivitymanagertest/ConnectivityManagerTestActivity.java b/core/tests/ConnectivityManagerTest/src/com/android/connectivitymanagertest/ConnectivityManagerTestActivity.java
index 0580ebc..d375d4c 100644
--- a/core/tests/ConnectivityManagerTest/src/com/android/connectivitymanagertest/ConnectivityManagerTestActivity.java
+++ b/core/tests/ConnectivityManagerTest/src/com/android/connectivitymanagertest/ConnectivityManagerTestActivity.java
@@ -249,8 +249,6 @@
         sleep(SHORT_TIMEOUT);
         removeConfiguredNetworksAndDisableWifi();
         mWifiRegexs = mCM.getTetherableWifiRegexs();
-        // after wifi is shutdown, wait for 2 minute to enable wifi
-        sleep(WIFI_STOP_START_INTERVAL);
      }
 
     public List<WifiConfiguration> loadNetworkConfigurations() throws Exception {