[CrOS Tether] Add HasConnectedToHost property for Tether networks.

chromeos/test/data/network/invalid_settings_with_repairs.json

Index: chromeos/test/data/network/invalid_settings_with_repairs.json
diff --git a/chromeos/test/data/network/invalid_settings_with_repairs.json b/chromeos/test/data/network/invalid_settings_with_repairs.json
index c6e0e5c0d45b145976a4ea027be6a741ced63d57..f7d9b6ca7a3295179bbf8c613efe0ee6a6c00d72 100644
--- a/chromeos/test/data/network/invalid_settings_with_repairs.json
+++ b/chromeos/test/data/network/invalid_settings_with_repairs.json
@@ -383,6 +383,7 @@
       "Type": "Tether",
       "Tether": {
         "Carrier": "Project Fi",
+        "HasConnectedToHost": true,
         "SignalStrength": 75
       }
     },
@@ -393,6 +394,7 @@
       "Tether": {
         "BatteryPercentage": -1,
         "Carrier": "Project Fi",
+        "HasConnectedToHost": true,
         "SignalStrength": 75
       }
     },
@@ -403,6 +405,7 @@
       "Tether": {
         "BatteryPercentage": 101,
         "Carrier": "Project Fi",
+        "HasConnectedToHost": true,
         "SignalStrength": 75
       }
     },
@@ -412,16 +415,28 @@
       "Type": "Tether",
       "Tether": {
         "BatteryPercentage": 85,
+        "HasConnectedToHost": true,
         "SignalStrength": 75
       }
     },
+    "tether-missing-has-connected-to-host": {
+      "GUID": "guid",
+      "Name": "name",
+      "Type": "Tether",
+      "Tether": {
+        "BatteryPercentage": 85,
+        "Carrier": "Project Fi",
+        "SignalStrength": 101
+      }
+    },
     "tether-missing-signal-strength": {
       "GUID": "guid",
       "Name": "name",
       "Type": "Tether",
       "Tether": {
         "BatteryPercentage": 85,
-        "Carrier": "Project Fi"
+        "Carrier": "Project Fi",
+        "HasConnectedToHost": true,
       }
     },
     "tether-negative-signal-strength": {
@@ -431,6 +446,7 @@
       "Tether": {
         "BatteryPercentage": 85,
         "Carrier": "Project Fi",
+        "HasConnectedToHost": true,
         "SignalStrength": -1
       }
     },
@@ -441,6 +457,7 @@
       "Tether": {
         "BatteryPercentage": 85,
         "Carrier": "Project Fi",
+        "HasConnectedToHost": true,
         "SignalStrength": 101
       }
     },