[CrOS Tether] Add the HasConnectedToHost network field to NetworkStateHandler.

chromeos/components/tether/tether_connector_unittest.cc

Index: chromeos/components/tether/tether_connector_unittest.cc
diff --git a/chromeos/components/tether/tether_connector_unittest.cc b/chromeos/components/tether/tether_connector_unittest.cc
index 5b3f1ed6bddcdaa5f3cf37259ebce74d7e1283e5..3e54708ad375994b240142c754f15dd46564b07d 100644
--- a/chromeos/components/tether/tether_connector_unittest.cc
+++ b/chromeos/components/tether/tether_connector_unittest.cc
@@ -183,11 +183,13 @@ class TetherConnectorTest : public NetworkStateTest {
     network_state_handler()->AddTetherNetworkState(
         GetTetherNetworkGuid(test_devices_[0].GetDeviceId()),
         "TetherNetworkName1", "TetherNetworkCarrier1",
-        85 /* battery_percentage */, 75 /* signal_strength */);
+        85 /* battery_percentage */, 75 /* signal_strength */,
+        true /* has_connected_to_host */);
     network_state_handler()->AddTetherNetworkState(
         GetTetherNetworkGuid(test_devices_[1].GetDeviceId()),
         "TetherNetworkName2", "TetherNetworkCarrier2",
-        90 /* battery_percentage */, 50 /* signal_strength */);
+        90 /* battery_percentage */, 50 /* signal_strength */,
+        true /* has_connected_to_host */);
   }
 
   void SuccessfullyJoinWifiNetwork() {