Report Network status to NetworkAgent.

Currently just valid/invalid based on NetworkMonitor findings.

Changed NetworkMonitor to start out in default state since starting in Offline causes
a spurious invalid report at creation time.

Added some logging.

bug:17395269
Change-Id: I9ae650b561834d8f8979033744d97df852e76df9
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 55d8c09..c2d92f3 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -1935,6 +1935,11 @@
                             rematchNetworkAndRequests(nai);
                         }
                         updateInetCondition(nai, valid);
+                        // Let the NetworkAgent know the state of its network
+                        nai.asyncChannel.sendMessage(
+                                android.net.NetworkAgent.CMD_REPORT_NETWORK_STATUS,
+                                (valid ? NetworkAgent.VALID_NETWORK : NetworkAgent.INVALID_NETWORK),
+                                0, null);
                     }
                     break;
                 }
@@ -2517,6 +2522,7 @@
             nai = mNetworkForNetId.get(network.netId);
         }
         if (nai == null) return;
+        if (DBG) log("reportBadNetwork(" + nai.name() + ") by " + uid);
         synchronized (nai) {
             if (isNetworkBlocked(nai, uid)) return;
 
diff --git a/services/core/java/com/android/server/connectivity/NetworkMonitor.java b/services/core/java/com/android/server/connectivity/NetworkMonitor.java
index 9e33205..fab064c 100644
--- a/services/core/java/com/android/server/connectivity/NetworkMonitor.java
+++ b/services/core/java/com/android/server/connectivity/NetworkMonitor.java
@@ -260,7 +260,7 @@
         addState(mUserPromptedState, mDefaultState);
         addState(mCaptivePortalState, mDefaultState);
         addState(mLingeringState, mDefaultState);
-        setInitialState(mOfflineState);
+        setInitialState(mDefaultState);
 
         mServer = Settings.Global.getString(mContext.getContentResolver(),
                 Settings.Global.CAPTIVE_PORTAL_SERVER);